agora inbox for [email protected]  
help / color / mirror / Atom feed
[PATCH v24 01/15] Add a syntax to create Incrementally Maintainable Materialized Views
108+ messages / 1 participants
[nested] [flat]

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v24 01/15] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index 228387eaee..17be377aa7 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1423,6 +1423,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index 800f588b5c..ed74a5022c 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -155,6 +155,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 2e5ed77e18..f6166f7859 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1116,6 +1116,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index abf08b7a2f..1e55a58f69 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -565,6 +565,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index e3068a374e..46a812e550 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -439,6 +439,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -668,7 +669,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4264,30 +4265,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4304,9 +4307,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -15606,6 +15614,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -16158,6 +16167,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 433437643e..7ea80c7ded 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -117,6 +117,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f836acf876..2cafb4e7fe 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -205,6 +205,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Thu__23_Sep_2021_04_57_30_+0900_b5pmgR1N8oMaMz.U
Content-Type: text/x-diff;
 name="v24-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v24-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v34 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index a043fd4c66..943460fd2c 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -468,6 +468,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -738,7 +739,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4803,32 +4804,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4845,9 +4848,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17686,6 +17694,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -18274,6 +18283,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index ea47652adb..6f01300a30 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -168,6 +168,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f7fe834cf4..1625fea602 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.34.1


--Multipart=_Thu__11_Jul_2024_13_23_57_+0900_hKsU2G3a3BgS2FFs
Content-Type: text/x-diff;
 name="v34-0011-Add-documentations-about-Incremental-View-Mainte.patch"
Content-Disposition: attachment;
 filename="v34-0011-Add-documentations-about-Incremental-View-Mainte.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v32 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 682748eb4b..91df005a19 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -468,6 +468,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -732,7 +733,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4734,32 +4735,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4776,9 +4779,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17454,6 +17462,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -18037,6 +18046,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index aa727e722c..9d0ba29a2a 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -154,6 +154,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 6c959e85d5..94c4a3de1a 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Sun__31_Mar_2024_22_59_31_+0900_msknEviJj08_wgqO
Content-Type: text/x-diff;
 name="v32-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v32-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v27 1/9] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index 836f427ea8..0490bce664 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1434,6 +1434,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index e013c1bbfe..55f41263ee 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -211,6 +211,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 6a02f81ad5..cfd3ce68b4 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1127,6 +1127,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index ddf76ac778..5165fb3b93 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -605,6 +605,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index c9941d9cb4..aa134eafc9 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -468,6 +468,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -801,7 +802,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4492,30 +4493,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4532,9 +4535,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17007,6 +17015,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -17588,6 +17597,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 66d32fc006..acac38b91c 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -126,6 +126,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 8a2ab405a2..7cd9b54a01 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Fri__22_Apr_2022_11_29_39_+0900_ZOAC7UMt5e8j1Nvx
Content-Type: text/x-diff;
 name="v27-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v27-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v26 01/10] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index d4f8455a2b..eb28657791 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1426,6 +1426,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index f1002afe7a..521a87a8ea 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -155,6 +155,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 6bdad462c7..801c41b978 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1119,6 +1119,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 3f68f7c18d..cc6dcb7220 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -563,6 +563,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index a03b33b53b..e80ce50f82 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -459,6 +459,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -693,7 +694,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4368,30 +4369,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4408,9 +4411,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -15787,6 +15795,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -16339,6 +16348,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index dab5c4ff5d..bc1bcbda13 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -117,6 +117,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index bcef7eed2f..a43af4a597 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -205,6 +205,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Mon__14_Mar_2022_19_12_17_+0900_E9HVp8j5QFkIIek.--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v27 1/9] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index 836f427ea8..0490bce664 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1434,6 +1434,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index e013c1bbfe..55f41263ee 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -211,6 +211,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 6a02f81ad5..cfd3ce68b4 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1127,6 +1127,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index ddf76ac778..5165fb3b93 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -605,6 +605,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index c9941d9cb4..aa134eafc9 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -468,6 +468,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -801,7 +802,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4492,30 +4493,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4532,9 +4535,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17007,6 +17015,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -17588,6 +17597,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 66d32fc006..acac38b91c 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -126,6 +126,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 8a2ab405a2..7cd9b54a01 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Fri__22_Apr_2022_14_58_01_+0900_MN3L/o2YUVF2g4zw
Content-Type: text/x-diff;
 name="v27-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v27-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v23 01/15] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 10da5c5c51..9c2382fed7 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -440,6 +440,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -669,7 +670,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4257,30 +4258,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4297,9 +4300,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -15584,6 +15592,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -16136,6 +16145,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index c04282f91f..a0af94eb49 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -117,6 +117,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f836acf876..2cafb4e7fe 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -205,6 +205,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Mon__2_Aug_2021_15_28_34_+0900_wlHCjIpnD/FrGAKu
Content-Type: text/x-diff;
 name="v23-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v23-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v33 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index a043fd4c66..943460fd2c 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -468,6 +468,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -738,7 +739,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4803,32 +4804,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4845,9 +4848,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17686,6 +17694,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -18274,6 +18283,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index ea47652adb..6f01300a30 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -168,6 +168,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f7fe834cf4..1625fea602 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Tue__2_Jul_2024_17_03_11_+0900_6OrVBZxOB4o_k6A1--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v30 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 130f7fc7c3..7ba972ae5d 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -466,6 +466,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -719,7 +720,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4696,32 +4697,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4738,9 +4741,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17252,6 +17260,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -17820,6 +17829,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 4a154606d2..5d61964f37 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -154,6 +154,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 2331acac09..ab92b54642 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -207,6 +207,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Mon__4_Mar_2024_11_58_46_+0900_UaponF/qQhQrVCFt
Content-Type: text/x-diff;
 name="v30-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v30-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v28 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 39ab7eac0d..3534b37f81 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -465,6 +465,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -721,7 +722,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4637,32 +4638,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4679,9 +4682,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17055,6 +17063,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -17621,6 +17630,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 792a743f72..e87a105707 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -146,6 +146,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f5b2e61ca5..a3fbfedbf4 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -207,6 +207,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Thu__1_Jun_2023_23_59_09_+0900_/G5+8nG46.f1T42K
Content-Type: text/x-diff;
 name="v28-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v28-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v31 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index c1b0cff1c9..3a4746a22b 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -467,6 +467,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -730,7 +731,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4732,32 +4733,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4774,9 +4777,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17436,6 +17444,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -18017,6 +18026,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 376f67e6a5..f7bcf78cf2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -154,6 +154,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 57514d064b..f146d7c41a 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -210,6 +210,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Fri__29_Mar_2024_23_47_00_+0900_KGpmmDOIs1266Ib1
Content-Type: text/x-diff;
 name="v31-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v31-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v29 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 7d2032885e..33c647b0c7 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -465,6 +465,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -718,7 +719,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4652,32 +4653,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4694,9 +4697,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17141,6 +17149,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -17709,6 +17718,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 60d72a876b..cecb968b36 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -146,6 +146,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 5984dcfa4b..d60eb98d65 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -207,6 +207,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Mon__28_Aug_2023_16_05_30_+0900_b1OvQD_3A3ZMTGvj
Content-Type: text/x-diff;
 name="v29-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v29-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v24 01/15] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index 82464c9889..5769a10586 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1423,6 +1423,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index f537d3eb96..80497dc240 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -155,6 +155,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 2e5ed77e18..f6166f7859 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1116,6 +1116,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index abf08b7a2f..1e55a58f69 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -565,6 +565,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d0eb80e69c..78e17a655b 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -444,6 +444,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -675,7 +676,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4271,30 +4272,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4311,9 +4314,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -15664,6 +15672,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -16216,6 +16225,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 433437643e..7ea80c7ded 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -117,6 +117,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index f836acf876..2cafb4e7fe 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -205,6 +205,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Fri__29_Oct_2021_18_16_28_+0900_jlYRKjywLqhZ7oyk
Content-Type: text/x-diff;
 name="v24-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v24-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 7977ee24783..213adeec2e2 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__29_May_2026_23_14_17_+0900_Te0o73X2VqYK57Gd--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v25 01/15] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/nodes/copyfuncs.c  |  1 +
 src/backend/nodes/equalfuncs.c |  1 +
 src/backend/nodes/outfuncs.c   |  1 +
 src/backend/nodes/readfuncs.c  |  1 +
 src/backend/parser/gram.y      | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h  |  1 +
 src/include/parser/kwlist.h    |  1 +
 7 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index 90b5da51c9..80268ac059 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -1426,6 +1426,7 @@ _copyIntoClause(const IntoClause *from)
 	COPY_STRING_FIELD(tableSpaceName);
 	COPY_NODE_FIELD(viewQuery);
 	COPY_SCALAR_FIELD(skipData);
+	COPY_SCALAR_FIELD(ivm);
 
 	return newnode;
 }
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index 06345da3ba..572560b4a2 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -155,6 +155,7 @@ _equalIntoClause(const IntoClause *a, const IntoClause *b)
 	COMPARE_STRING_FIELD(tableSpaceName);
 	COMPARE_NODE_FIELD(viewQuery);
 	COMPARE_SCALAR_FIELD(skipData);
+	COMPARE_SCALAR_FIELD(ivm);
 
 	return true;
 }
diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 2b0236937a..8ec4059cc0 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -1119,6 +1119,7 @@ _outIntoClause(StringInfo str, const IntoClause *node)
 	WRITE_STRING_FIELD(tableSpaceName);
 	WRITE_NODE_FIELD(viewQuery);
 	WRITE_BOOL_FIELD(skipData);
+	WRITE_BOOL_FIELD(ivm);
 }
 
 static void
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 3f68f7c18d..cc6dcb7220 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -563,6 +563,7 @@ _readIntoClause(void)
 	READ_STRING_FIELD(tableSpaceName);
 	READ_NODE_FIELD(viewQuery);
 	READ_BOOL_FIELD(skipData);
+	READ_BOOL_FIELD(ivm);
 
 	READ_DONE();
 }
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b5966712ce..21beb087c2 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -459,6 +459,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -692,7 +693,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4359,30 +4360,32 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4399,9 +4402,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -15752,6 +15760,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
@@ -16304,6 +16313,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDEX
 			| INDEXES
 			| INHERIT
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index dab5c4ff5d..bc1bcbda13 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -117,6 +117,7 @@ typedef struct IntoClause
 	char	   *tableSpaceName; /* table space to use, or NULL */
 	Node	   *viewQuery;		/* materialized view's SELECT query */
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index bcef7eed2f..a43af4a597 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -205,6 +205,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("inherit", INHERIT, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.17.1


--Multipart=_Fri__4_Feb_2022_01_48_06_+0900_N8BNZpfOR27sWrgY--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Wed__1_Jul_2026_00_04_01_+0900_OVSy2WWK_9aByzDJ--





^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ff4e1388c55..9a353550c37 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -473,6 +473,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -776,7 +777,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P IGNORE_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -5039,32 +5040,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -5081,9 +5084,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -18948,6 +18956,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -19554,6 +19563,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index bb05aeebee4..da35b15cc27 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -170,6 +170,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	struct Query *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 51ead54f015..7849ee7f960 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -216,6 +216,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.43.0


--Multipart=_Fri__3_Jul_2026_19_11_16_+0900_CskxSIu_iGcDMEyM--






^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v29 01/11] Add a syntax to create Incrementally Maintainable Materialized Views
@ 2019-12-20 01:05 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2019-12-20 01:05 UTC (permalink / raw)

Allow to create Incrementally Maintainable Materialized View (IMMV)
by using INCREMENTAL option in CREATE MATERIALIZED VIEW command
as follow:

     CREATE [INCREMANTAL] MATERIALIZED VIEW xxxxx AS SELECT ....;
---
 src/backend/parser/gram.y     | 32 +++++++++++++++++++++-----------
 src/include/nodes/primnodes.h |  1 +
 src/include/parser/kwlist.h   |  1 +
 3 files changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 7d2032885e..33c647b0c7 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -465,6 +465,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 
 %type <range>	OptTempTableName
 %type <into>	into_clause create_as_target create_mv_target
+%type <boolean>	incremental
 
 %type <defelt>	createfunc_opt_item common_func_opt_item dostmt_opt_item
 %type <fun_param> func_arg func_arg_with_default table_func_column aggr_arg
@@ -718,7 +719,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
 	HANDLER HAVING HEADER_P HOLD HOUR_P
 
 	IDENTITY_P IF_P ILIKE IMMEDIATE IMMUTABLE IMPLICIT_P IMPORT_P IN_P INCLUDE
-	INCLUDING INCREMENT INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
+	INCLUDING INCREMENT INCREMENTAL INDENT INDEX INDEXES INHERIT INHERITS INITIALLY INLINE_P
 	INNER_P INOUT INPUT_P INSENSITIVE INSERT INSTEAD INT_P INTEGER
 	INTERSECT INTERVAL INTO INVOKER IS ISNULL ISOLATION
 
@@ -4652,32 +4653,34 @@ opt_with_data:
  *****************************************************************************/
 
 CreateMatViewStmt:
-		CREATE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
+		CREATE OptNoLog incremental MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $7;
-					ctas->into = $5;
+					ctas->query = $8;
+					ctas->into = $6;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = false;
 					/* cram additional flags into the IntoClause */
-					$5->rel->relpersistence = $2;
-					$5->skipData = !($8);
+					$6->rel->relpersistence = $2;
+					$6->skipData = !($9);
+					$6->ivm = $3;
 					$$ = (Node *) ctas;
 				}
-		| CREATE OptNoLog MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
+		| CREATE OptNoLog incremental MATERIALIZED VIEW IF_P NOT EXISTS create_mv_target AS SelectStmt opt_with_data
 				{
 					CreateTableAsStmt *ctas = makeNode(CreateTableAsStmt);
 
-					ctas->query = $10;
-					ctas->into = $8;
+					ctas->query = $11;
+					ctas->into = $9;
 					ctas->objtype = OBJECT_MATVIEW;
 					ctas->is_select_into = false;
 					ctas->if_not_exists = true;
 					/* cram additional flags into the IntoClause */
-					$8->rel->relpersistence = $2;
-					$8->skipData = !($11);
+					$9->rel->relpersistence = $2;
+					$9->skipData = !($12);
+					$9->ivm = $3;
 					$$ = (Node *) ctas;
 				}
 		;
@@ -4694,9 +4697,14 @@ create_mv_target:
 					$$->tableSpaceName = $5;
 					$$->viewQuery = NULL;		/* filled at analysis time */
 					$$->skipData = false;		/* might get changed later */
+					$$->ivm = false;
 				}
 		;
 
+incremental:	INCREMENTAL				{ $$ = true; }
+				| /*EMPTY*/				{ $$ = false; }
+		;
+
 OptNoLog:	UNLOGGED					{ $$ = RELPERSISTENCE_UNLOGGED; }
 			| /*EMPTY*/					{ $$ = RELPERSISTENCE_PERMANENT; }
 		;
@@ -17141,6 +17149,7 @@ unreserved_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
@@ -17709,6 +17718,7 @@ bare_label_keyword:
 			| INCLUDE
 			| INCLUDING
 			| INCREMENT
+			| INCREMENTAL
 			| INDENT
 			| INDEX
 			| INDEXES
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index 60d72a876b..cecb968b36 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -146,6 +146,7 @@ typedef struct IntoClause
 	/* materialized view's SELECT query */
 	Node	   *viewQuery pg_node_attr(query_jumble_ignore);
 	bool		skipData;		/* true for WITH NO DATA */
+	bool		ivm;			/* true for WITH IVM */
 } IntoClause;
 
 
diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 5984dcfa4b..d60eb98d65 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -207,6 +207,7 @@ PG_KEYWORD("in", IN_P, RESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("include", INCLUDE, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("including", INCLUDING, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("increment", INCREMENT, UNRESERVED_KEYWORD, BARE_LABEL)
+PG_KEYWORD("incremental", INCREMENTAL, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indent", INDENT, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("index", INDEX, UNRESERVED_KEYWORD, BARE_LABEL)
 PG_KEYWORD("indexes", INDEXES, UNRESERVED_KEYWORD, BARE_LABEL)
-- 
2.25.1


--Multipart=_Mon__28_Aug_2023_11_52_52_+0900_hj6L5h176QaSGtg7
Content-Type: text/x-diff;
 name="v29-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Disposition: attachment;
 filename="v29-0002-Add-relisivm-column-to-pg_class-system-catalog.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread

* [PATCH v32 08/11] Add aggregates support in IVM
@ 2023-05-31 11:46 Yugo Nagata <[email protected]>
  0 siblings, 0 replies; 108+ messages in thread

From: Yugo Nagata @ 2023-05-31 11:46 UTC (permalink / raw)

count, sum, adn avg are supported.

As a restriction, expressions specified in GROUP BY must appear in
the target list because tuples to be updated in IMMV are identified
by using this group key. However, in the case of aggregates without
GROUP BY, there is only one tuple in the view, so keys are not uses
to identify tuples.

When creating a IMMV, in addition to __ivm_count column, some hidden
columns for each aggregate are added to the target list. For example,
names of these hidden columns are ivm_count_avg and ivm_sum_avg for
the average function, and so on.

When a base table is modified, the aggregated values and related
hidden columns are also updated as well as __ivm_count__. The
way of update depends the kind of aggregate function.=E3=80=80Specifically,
sum and count are updated by simply adding or subtracting delta value
calculated from delta tables. avg is updated by using values of sum
and count stored in views as hidden columns and deltas calculated
from delta tables.

About aggregate functions except "count()" (sum and avg), NULLs in input
values are ignored, and the result of aggegate should be NULL when no
rows are selected.  To support this specification, the numbers of non-NULL
input values are counted and stored in hidden columns. In the case of
count(), count(x) returns zero when no rows are selected, but count(*)
doesn't ignore NULL input.
---
 src/backend/commands/createas.c | 265 +++++++++++++++++--
 src/backend/commands/matview.c  | 433 ++++++++++++++++++++++++++++++--
 src/include/commands/createas.h |   1 +
 3 files changed, 662 insertions(+), 37 deletions(-)

diff --git a/src/backend/commands/createas.c b/src/backend/commands/createa=
s.c
index 299c5a133c..ecec93ec1c 100644
--- a/src/backend/commands/createas.c
+++ b/src/backend/commands/createas.c
@@ -51,13 +51,19 @@
 #include "parser/parsetree.h"
 #include "parser/parse_clause.h"
 #include "parser/parse_func.h"
+#include "parser/parse_type.h"
 #include "rewrite/rewriteHandler.h"
+#include "rewrite/rewriteManip.h"
+#include "storage/smgr.h"
 #include "tcop/tcopprot.h"
 #include "utils/builtins.h"
 #include "utils/lsyscache.h"
+#include "utils/regproc.h"
+#include "utils/fmgroids.h"
 #include "utils/rel.h"
 #include "utils/rls.h"
 #include "utils/snapmgr.h"
+#include "utils/syscache.h"
=20
 typedef struct
 {
@@ -71,6 +77,11 @@ typedef struct
 	BulkInsertState bistate;	/* bulk insert state */
 } DR_intorel;
=20
+typedef struct
+{
+	bool	has_agg;
+} check_ivm_restriction_context;
+
 /* utility functions for CTAS definition creation */
 static ObjectAddress create_ctas_internal(List *attrList, IntoClause *into=
);
 static ObjectAddress create_ctas_nodata(List *tlist, IntoClause *into);
@@ -85,8 +96,9 @@ static void CreateIvmTriggersOnBaseTablesRecurse(Query *q=
ry, Node *node, Oid mat
 									 Relids *relids, bool ex_lock);
 static void CreateIvmTrigger(Oid relOid, Oid viewOid, int16 type, int16 ti=
ming, bool ex_lock);
 static void check_ivm_restriction(Node *node);
-static bool check_ivm_restriction_walker(Node *node, void *context);
+static bool check_ivm_restriction_walker(Node *node, check_ivm_restriction=
_context *context);
 static Bitmapset *get_primary_key_attnos_from_query(Query *query, List **c=
onstraintList);
+static bool check_aggregate_supports_ivm(Oid aggfnoid);
=20
 /*
  * create_ctas_internal
@@ -417,6 +429,7 @@ ExecCreateTableAs(ParseState *pstate, CreateTableAsStmt=
 *stmt,
  * rewriteQueryForIMMV -- rewrite view definition query for IMMV
  *
  * count(*) is added for counting distinct tuples in views.
+ * Also, additional hidden columns are added for aggregate values.
  */
 Query *
 rewriteQueryForIMMV(Query *query, List *colNames)
@@ -430,16 +443,49 @@ rewriteQueryForIMMV(Query *query, List *colNames)
 	rewritten =3D copyObject(query);
 	pstate->p_expr_kind =3D EXPR_KIND_SELECT_TARGET;
=20
-	/*
-	 * Convert DISTINCT to GROUP BY and add count(*) for counting distinct
-	 * tuples in views.
-	 */
-	if (rewritten->distinctClause)
+	/* group keys must be in targetlist */
+	if (rewritten->groupClause)
 	{
-		TargetEntry *tle;
+		ListCell *lc;
+		foreach(lc, rewritten->groupClause)
+		{
+			SortGroupClause *scl =3D (SortGroupClause *) lfirst(lc);
+			TargetEntry *tle =3D get_sortgroupclause_tle(scl, rewritten->targetList=
);
=20
+			if (tle->resjunk)
+				ereport(ERROR,
+						(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+						 errmsg("GROUP BY expression not appearing in select list is not sup=
ported on incrementally maintainable materialized view")));
+		}
+	}
+	/* Convert DISTINCT to GROUP BY.  count(*) will be added afterward. */
+	else if (!rewritten->hasAggs && rewritten->distinctClause)
 		rewritten->groupClause =3D transformDistinctClause(NULL, &rewritten->tar=
getList, rewritten->sortClause, false);
=20
+	/* Add additional columns for aggregate values */
+	if (rewritten->hasAggs)
+	{
+		ListCell *lc;
+		List *aggs =3D NIL;
+		AttrNumber next_resno =3D list_length(rewritten->targetList) + 1;
+
+		foreach(lc, rewritten->targetList)
+		{
+			TargetEntry *tle =3D (TargetEntry *) lfirst(lc);
+			char *resname =3D (colNames =3D=3D NIL || foreach_current_index(lc) >=
=3D list_length(colNames) ?
+								tle->resname : strVal(list_nth(colNames, tle->resno - 1)));
+
+			if (IsA(tle->expr, Aggref))
+				makeIvmAggColumn(pstate, (Aggref *) tle->expr, resname, &next_resno, &=
aggs);
+		}
+		rewritten->targetList =3D list_concat(rewritten->targetList, aggs);
+	}
+
+	/* Add count(*) for counting distinct tuples in views */
+	if (rewritten->distinctClause || rewritten->hasAggs)
+	{
+		TargetEntry *tle;
+
 		fn =3D makeFuncCall(SystemFuncName("count"), NIL, COERCE_EXPLICIT_CALL, =
-1);
 		fn->agg_star =3D true;
=20
@@ -456,6 +502,91 @@ rewriteQueryForIMMV(Query *query, List *colNames)
 	return rewritten;
 }
=20
+/*
+ * makeIvmAggColumn -- make additional aggregate columns for IVM
+ *
+ * For an aggregate column specified by aggref, additional aggregate colum=
ns
+ * are added, which are used to calculate the new aggregate value in IMMV.
+ * An additional aggregate columns has a name based on resname
+ * (ex. ivm_count_resname), and resno specified by next_resno. The created
+ * columns are returned to aggs, and the resno for the next column is also
+ * returned to next_resno.
+ *
+ * Currently, an additional count() is created for aggref other than count.
+ * In addition, sum() is created for avg aggregate column.
+ */
+void
+makeIvmAggColumn(ParseState *pstate, Aggref *aggref, char *resname, AttrNu=
mber *next_resno, List **aggs)
+{
+	TargetEntry *tle_count;
+	Node *node;
+	FuncCall *fn;
+	Const	*dmy_arg =3D makeConst(INT4OID,
+								 -1,
+								 InvalidOid,
+								 sizeof(int32),
+								 Int32GetDatum(1),
+								 false,
+								 true); /* pass by value */
+	const char *aggname =3D get_func_name(aggref->aggfnoid);
+
+	/*
+	 * For aggregate functions except count, add count() func with the same a=
rg parameters.
+	 * This count result is used for determining if the aggregate value shoul=
d be NULL or not.
+	 * Also, add sum() func for avg because we need to calculate an average v=
alue as sum/count.
+	 *
+	 * XXX: If there are same expressions explicitly in the target list, we c=
an use this instead
+	 * of adding new duplicated one.
+	 */
+	if (strcmp(aggname, "count") !=3D 0)
+	{
+		fn =3D makeFuncCall(SystemFuncName("count"), NIL, COERCE_EXPLICIT_CALL, =
-1);
+
+		/* Make a Func with a dummy arg, and then override this by the original =
agg's args. */
+		node =3D ParseFuncOrColumn(pstate, fn->funcname, list_make1(dmy_arg), NU=
LL, fn, false, -1);
+		((Aggref *)node)->args =3D aggref->args;
+
+		tle_count =3D makeTargetEntry((Expr *) node,
+									*next_resno,
+									pstrdup(makeObjectName("__ivm_count",resname, "_")),
+									false);
+		*aggs =3D lappend(*aggs, tle_count);
+		(*next_resno)++;
+	}
+	if (strcmp(aggname, "avg") =3D=3D 0)
+	{
+		List *dmy_args =3D NIL;
+		ListCell *lc;
+		foreach(lc, aggref->aggargtypes)
+		{
+			Oid		typeid =3D lfirst_oid(lc);
+			Type	type =3D typeidType(typeid);
+
+			Const *con =3D makeConst(typeid,
+								   -1,
+								   typeTypeCollation(type),
+								   typeLen(type),
+								   (Datum) 0,
+								   true,
+								   typeByVal(type));
+			dmy_args =3D lappend(dmy_args, con);
+			ReleaseSysCache(type);
+		}
+		fn =3D makeFuncCall(SystemFuncName("sum"), NIL, COERCE_EXPLICIT_CALL, -1=
);
+
+		/* Make a Func with dummy args, and then override this by the original a=
gg's args. */
+		node =3D ParseFuncOrColumn(pstate, fn->funcname, dmy_args, NULL, fn, fal=
se, -1);
+		((Aggref *)node)->args =3D aggref->args;
+
+		tle_count =3D makeTargetEntry((Expr *) node,
+									*next_resno,
+									pstrdup(makeObjectName("__ivm_sum",resname, "_")),
+									false);
+		*aggs =3D lappend(*aggs, tle_count);
+		(*next_resno)++;
+	}
+}
+
 /*
  * GetIntoRelEFlags --- compute executor flags needed for CREATE TABLE AS
  *
@@ -941,11 +1072,13 @@ CreateIvmTrigger(Oid relOid, Oid viewOid, int16 type=
, int16 timing, bool ex_lock
 static void
 check_ivm_restriction(Node *node)
 {
-	check_ivm_restriction_walker(node, NULL);
+	check_ivm_restriction_context context =3D {false};
+
+	check_ivm_restriction_walker(node, &context);
 }
=20
 static bool
-check_ivm_restriction_walker(Node *node, void *context)
+check_ivm_restriction_walker(Node *node, check_ivm_restriction_context *co=
ntext)
 {
 	if (node =3D=3D NULL)
 		return false;
@@ -974,6 +1107,10 @@ check_ivm_restriction_walker(Node *node, void *contex=
t)
 					ereport(ERROR,
 							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
 							 errmsg("CTE is not supported on incrementally maintainable materia=
lized view")));
+				if (qry->groupClause !=3D NIL && !qry->hasAggs)
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("GROUP BY clause without aggregate is not supported on incr=
ementally maintainable materialized view")));
 				if (qry->havingQual !=3D NULL)
 					ereport(ERROR,
 							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
@@ -1026,6 +1163,8 @@ check_ivm_restriction_walker(Node *node, void *contex=
t)
 					}
 				}
=20
+				context->has_agg |=3D qry->hasAggs;
+
 				/* restrictions for rtable */
 				foreach(lc, qry->rtable)
 				{
@@ -1074,7 +1213,7 @@ check_ivm_restriction_walker(Node *node, void *contex=
t)
=20
 				}
=20
-				query_tree_walker(qry, check_ivm_restriction_walker, NULL, QTW_IGNORE_=
RANGE_TABLE);
+				query_tree_walker(qry, check_ivm_restriction_walker, (void *) context,=
 QTW_IGNORE_RANGE_TABLE);
=20
 				break;
 			}
@@ -1085,8 +1224,12 @@ check_ivm_restriction_walker(Node *node, void *conte=
xt)
 						ereport(ERROR,
 								(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
 								 errmsg("column name %s is not supported on incrementally maintain=
able materialized view", tle->resname)));
+				if (context->has_agg && !IsA(tle->expr, Aggref) && contain_aggs_of_lev=
el((Node *) tle->expr, 0))
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("expression containing an aggregate in it is not supported =
on incrementally maintainable materialized view")));
=20
-				expression_tree_walker(node, check_ivm_restriction_walker, NULL);
+				expression_tree_walker(node, check_ivm_restriction_walker, (void *) co=
ntext);
 				break;
 			}
 		case T_JoinExpr:
@@ -1098,14 +1241,36 @@ check_ivm_restriction_walker(Node *node, void *cont=
ext)
 								(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
 								 errmsg("OUTER JOIN is not supported on incrementally maintainable=
 materialized view")));
=20
-				expression_tree_walker(node, check_ivm_restriction_walker, NULL);
+				expression_tree_walker(node, check_ivm_restriction_walker, (void *) co=
ntext);
+				break;
 			}
-			break;
 		case T_Aggref:
-			ereport(ERROR,
-					(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
-					 errmsg("aggregate function is not supported on incrementally maintai=
nable materialized view")));
-			break;
+			{
+				/* Check if this supports IVM */
+				Aggref *aggref =3D (Aggref *) node;
+				const char *aggname =3D format_procedure(aggref->aggfnoid);
+
+				if (aggref->aggfilter !=3D NULL)
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("aggregate function with FILTER clause is not supported on =
incrementally maintainable materialized view")));
+
+				if (aggref->aggdistinct !=3D NULL)
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("aggregate function with DISTINCT arguments is not supporte=
d on incrementally maintainable materialized view")));
+
+				if (aggref->aggorder !=3D NULL)
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("aggregate function with ORDER clause is not supported on i=
ncrementally maintainable materialized view")));
+
+				if (!check_aggregate_supports_ivm(aggref->aggfnoid))
+					ereport(ERROR,
+							(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+							 errmsg("aggregate function %s is not supported on incrementally ma=
intainable materialized view", aggname)));
+				break;
+			}
 		default:
 			expression_tree_walker(node, check_ivm_restriction_walker, (void *) con=
text);
 			break;
@@ -1113,6 +1278,46 @@ check_ivm_restriction_walker(Node *node, void *conte=
xt)
 	return false;
 }
=20
+/*
+ * check_aggregate_supports_ivm
+ *
+ * Check if the given aggregate function is supporting IVM
+ */
+static bool
+check_aggregate_supports_ivm(Oid aggfnoid)
+{
+	switch (aggfnoid)
+	{
+		/* count */
+		case F_COUNT_ANY:
+		case F_COUNT_:
+
+		/* sum */
+		case F_SUM_INT8:
+		case F_SUM_INT4:
+		case F_SUM_INT2:
+		case F_SUM_FLOAT4:
+		case F_SUM_FLOAT8:
+		case F_SUM_MONEY:
+		case F_SUM_INTERVAL:
+		case F_SUM_NUMERIC:
+
+		/* avg */
+		case F_AVG_INT8:
+		case F_AVG_INT4:
+		case F_AVG_INT2:
+		case F_AVG_NUMERIC:
+		case F_AVG_FLOAT4:
+		case F_AVG_FLOAT8:
+		case F_AVG_INTERVAL:
+
+			return true;
+
+		default:
+			return false;
+	}
+}
+
 /*
  * CreateIndexOnIMMV
  *
@@ -1170,7 +1375,29 @@ CreateIndexOnIMMV(Query *query, Relation matviewRel)
 	index->concurrent =3D false;
 	index->if_not_exists =3D false;
=20
-	if (query->distinctClause)
+	if (query->groupClause)
+	{
+		/* create unique constraint on GROUP BY expression columns */
+		foreach(lc, query->groupClause)
+		{
+			SortGroupClause *scl =3D (SortGroupClause *) lfirst(lc);
+			TargetEntry *tle =3D get_sortgroupclause_tle(scl, query->targetList);
+			Form_pg_attribute attr =3D TupleDescAttr(matviewRel->rd_att, tle->resno=
 - 1);
+			IndexElem  *iparam;
+
+			iparam =3D makeNode(IndexElem);
+			iparam->name =3D pstrdup(NameStr(attr->attname));
+			iparam->expr =3D NULL;
+			iparam->indexcolname =3D NULL;
+			iparam->collation =3D NIL;
+			iparam->opclass =3D NIL;
+			iparam->opclassopts =3D NIL;
+			iparam->ordering =3D SORTBY_DEFAULT;
+			iparam->nulls_ordering =3D SORTBY_NULLS_DEFAULT;
+			index->indexParams =3D lappend(index->indexParams, iparam);
+		}
+	}
+	else if (query->distinctClause)
 	{
 		/* create unique constraint on all columns */
 		foreach(lc, query->targetList)
@@ -1228,7 +1455,7 @@ CreateIndexOnIMMV(Query *query, Relation matviewRel)
 					(errmsg("could not create an index on materialized view \"%s\" automa=
tically",
 							RelationGetRelationName(matviewRel)),
 					 errdetail("This target list does not have all the primary key column=
s, "
-							   "or this view does not contain DISTINCT clause."),
+							   "or this view does not contain GROUP BY or DISTINCT clause."),
 					 errhint("Create an index on the materialized view for efficient incr=
emental maintenance.")));
 			return;
 		}
diff --git a/src/backend/commands/matview.c b/src/backend/commands/matview.c
index 0064e10966..b7f6c3831b 100644
--- a/src/backend/commands/matview.c
+++ b/src/backend/commands/matview.c
@@ -27,6 +27,7 @@
 #include "catalog/pg_trigger.h"
 #include "catalog/pg_opclass.h"
 #include "commands/cluster.h"
+#include "commands/defrem.h"
 #include "commands/matview.h"
 #include "commands/tablecmds.h"
 #include "commands/tablespace.h"
@@ -36,6 +37,7 @@
 #include "executor/tstoreReceiver.h"
 #include "miscadmin.h"
 #include "nodes/makefuncs.h"
+#include "optimizer/optimizer.h"
 #include "parser/analyze.h"
 #include "parser/parse_clause.h"
 #include "parser/parse_func.h"
@@ -107,6 +109,13 @@ static HTAB *mv_trigger_info =3D NULL;
=20
 static bool in_delta_calculation =3D false;
=20
+/* kind of IVM operation for the view */
+typedef enum
+{
+	IVM_ADD,
+	IVM_SUB
+} IvmOp;
+
 /* ENR name for materialized view delta */
 #define NEW_DELTA_ENRNAME "new_delta"
 #define OLD_DELTA_ENRNAME "old_delta"
@@ -138,7 +147,7 @@ static RangeTblEntry *get_prestate_rte(RangeTblEntry *r=
te, MV_TriggerTable *tabl
 				 QueryEnvironment *queryEnv, Oid matviewid);
 static RangeTblEntry *replace_rte_with_delta(RangeTblEntry *rte, MV_Trigge=
rTable *table, bool is_new,
 		   QueryEnvironment *queryEnv);
-static Query *rewrite_query_for_counting(Query *query, ParseState *pstate);
+static Query *rewrite_query_for_counting_and_aggregates(Query *query, Pars=
eState *pstate);
=20
 static void calc_delta(MV_TriggerTable *table, int rte_index, Query *query,
 			DestReceiver *dest_old, DestReceiver *dest_new,
@@ -149,14 +158,27 @@ static Query *rewrite_query_for_postupdate_state(Quer=
y *query, MV_TriggerTable *
 static void apply_delta(Oid matviewOid, Tuplestorestate *old_tuplestores, =
Tuplestorestate *new_tuplestores,
 			TupleDesc tupdesc_old, TupleDesc tupdesc_new,
 			Query *query, bool use_count, char *count_colname);
+static void append_set_clause_for_count(const char *resname, StringInfo bu=
f_old,
+							StringInfo buf_new,StringInfo aggs_list);
+static void append_set_clause_for_sum(const char *resname, StringInfo buf_=
old,
+						  StringInfo buf_new, StringInfo aggs_list);
+static void append_set_clause_for_avg(const char *resname, StringInfo buf_=
old,
+						  StringInfo buf_new, StringInfo aggs_list,
+						  const char *aggtype);
+static char *get_operation_string(IvmOp op, const char *col, const char *a=
rg1, const char *arg2,
+					 const char* count_col, const char *castType);
+static char *get_null_condition_string(IvmOp op, const char *arg1, const c=
har *arg2,
+						  const char* count_col);
 static void apply_old_delta(const char *matviewname, const char *deltaname=
_old,
 				List *keys);
 static void apply_old_delta_with_count(const char *matviewname, const char=
 *deltaname_old,
-				List *keys, const char *count_colname);
+				List *keys, StringInfo aggs_list, StringInfo aggs_set,
+				const char *count_colname);
 static void apply_new_delta(const char *matviewname, const char *deltaname=
_new,
 				StringInfo target_list);
 static void apply_new_delta_with_count(const char *matviewname, const char=
* deltaname_new,
-				List *keys, StringInfo target_list, const char* count_colname);
+				List *keys, StringInfo target_list, StringInfo aggs_set,
+				const char* count_colname);
 static char *get_matching_condition_string(List *keys);
 static void generate_equal(StringInfo querybuf, Oid opttype,
 			   const char *leftop, const char *rightop);
@@ -1454,11 +1476,44 @@ IVM_immediate_maintenance(PG_FUNCTION_ARGS)
 	 * When a base table is truncated, the view content will be empty if the
 	 * view definition query does not contain an aggregate without a GROUP cl=
ause.
 	 * Therefore, such views can be truncated.
+	 *
+	 * Aggregate views without a GROUP clause always have one row. Therefore,
+	 * if a base table is truncated, the view will not be empty and will cont=
ain
+	 * a row with NULL value (or 0 for count()). So, in this case, we refresh=
 the
+	 * view instead of truncating it.
 	 */
 	if (TRIGGER_FIRED_BY_TRUNCATE(trigdata->tg_event))
 	{
-		ExecuteTruncateGuts(list_make1(matviewRel), list_make1_oid(matviewOid),
-							NIL, DROP_RESTRICT, false, false);
+		if (!(query->hasAggs && query->groupClause =3D=3D NIL))
+			ExecuteTruncateGuts(list_make1(matviewRel), list_make1_oid(matviewOid),
+								NIL, DROP_RESTRICT, false, false);
+		else
+		{
+			Oid			OIDNewHeap;
+			DestReceiver *dest;
+			uint64		processed =3D 0;
+			Query	   *dataQuery =3D rewriteQueryForIMMV(query, NIL);
+			char		relpersistence =3D matviewRel->rd_rel->relpersistence;
+
+			/*
+			 * Create the transient table that will receive the regenerated data. L=
ock
+			 * it against access by any other process until commit (by which time it
+			 * will be gone).
+			 */
+			OIDNewHeap =3D make_new_heap(matviewOid, matviewRel->rd_rel->reltablesp=
ace,
+									   matviewRel->rd_rel->relam,
+									   relpersistence,  ExclusiveLock);
+			LockRelationOid(OIDNewHeap, AccessExclusiveLock);
+			dest =3D CreateTransientRelDestReceiver(OIDNewHeap);
+
+			/* Generate the data */
+			processed =3D refresh_matview_datafill(dest, dataQuery, NULL, NULL, "");
+			refresh_by_heap_swap(matviewOid, OIDNewHeap, relpersistence);
+
+			/* Inform cumulative stats system about our activity */
+			pgstat_count_truncate(matviewRel);
+			pgstat_count_heap_insert(matviewRel, processed);
+		}
=20
 		/* Clean up hash entry and delete tuplestores */
 		clean_up_IVM_hash_entry(entry, false);
@@ -1498,8 +1553,8 @@ IVM_immediate_maintenance(PG_FUNCTION_ARGS)
 	/* Set all tables in the query to pre-update state */
 	rewritten =3D rewrite_query_for_preupdate_state(rewritten, entry->tables,
 												  pstate, matviewOid);
-	/* Rewrite for counting duplicated tuples */
-	rewritten =3D rewrite_query_for_counting(rewritten, pstate);
+	/* Rewrite for counting duplicated tuples and aggregates functions*/
+	rewritten =3D rewrite_query_for_counting_and_aggregates(rewritten, pstate=
);
=20
 	/* Create tuplestores to store view deltas */
 	if (entry->has_old)
@@ -1550,7 +1605,7 @@ IVM_immediate_maintenance(PG_FUNCTION_ARGS)
=20
 			count_colname =3D pstrdup("__ivm_count__");
=20
-			if (query->distinctClause)
+			if (query->hasAggs || query->distinctClause)
 				use_count =3D true;
=20
 			/* calculate delta tables */
@@ -1946,17 +2001,34 @@ replace_rte_with_delta(RangeTblEntry *rte, MV_Trigg=
erTable *table, bool is_new,
 }
=20
 /*
- * rewrite_query_for_counting
+ * rewrite_query_for_counting_and_aggregates
  *
- * Rewrite query for counting duplicated tuples.
+ * Rewrite query for counting duplicated tuples and aggregate functions.
  */
 static Query *
-rewrite_query_for_counting(Query *query, ParseState *pstate)
+rewrite_query_for_counting_and_aggregates(Query *query, ParseState *pstate)
 {
 	TargetEntry *tle_count;
 	FuncCall *fn;
 	Node *node;
=20
+	/* For aggregate views */
+	if (query->hasAggs)
+	{
+		ListCell *lc;
+		List *aggs =3D NIL;
+		AttrNumber next_resno =3D list_length(query->targetList) + 1;
+
+		foreach(lc, query->targetList)
+		{
+			TargetEntry *tle =3D (TargetEntry *) lfirst(lc);
+
+			if (IsA(tle->expr, Aggref))
+				makeIvmAggColumn(pstate, (Aggref *)tle->expr, tle->resname, &next_resn=
o, &aggs);
+		}
+		query->targetList =3D list_concat(query->targetList, aggs);
+	}
+
 	/* Add count(*) for counting distinct tuples in views */
 	fn =3D makeFuncCall(SystemFuncName("count"), NIL, COERCE_EXPLICIT_CALL, -=
1);
 	fn->agg_star =3D true;
@@ -2029,6 +2101,8 @@ rewrite_query_for_postupdate_state(Query *query, MV_T=
riggerTable *table, int rte
 	return query;
 }
=20
+#define IVM_colname(type, col) makeObjectName("__ivm_" type, col, "_")
+
 /*
  * apply_delta
  *
@@ -2042,6 +2116,9 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tupl=
estores, Tuplestorestate *n
 {
 	StringInfoData querybuf;
 	StringInfoData target_list_buf;
+	StringInfo	aggs_list_buf =3D NULL;
+	StringInfo	aggs_set_old =3D NULL;
+	StringInfo	aggs_set_new =3D NULL;
 	Relation	matviewRel;
 	char	   *matviewname;
 	ListCell	*lc;
@@ -2064,6 +2141,15 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tup=
lestores, Tuplestorestate *n
 	initStringInfo(&querybuf);
 	initStringInfo(&target_list_buf);
=20
+	if (query->hasAggs)
+	{
+		if (old_tuplestores && tuplestore_tuple_count(old_tuplestores) > 0)
+			aggs_set_old =3D makeStringInfo();
+		if (new_tuplestores && tuplestore_tuple_count(new_tuplestores) > 0)
+			aggs_set_new =3D makeStringInfo();
+		aggs_list_buf =3D makeStringInfo();
+	}
+
 	/* build string of target list */
 	for (i =3D 0; i < matviewRel->rd_att->natts; i++)
 	{
@@ -2080,13 +2166,61 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tu=
plestores, Tuplestorestate *n
 	{
 		TargetEntry *tle =3D (TargetEntry *) lfirst(lc);
 		Form_pg_attribute attr =3D TupleDescAttr(matviewRel->rd_att, i);
+		char *resname =3D NameStr(attr->attname);
=20
 		i++;
=20
 		if (tle->resjunk)
 			continue;
=20
-		keys =3D lappend(keys, attr);
+		/*
+		 * For views without aggregates, all attributes are used as keys to iden=
tify a
+		 * tuple in a view.
+		 */
+		if (!query->hasAggs)
+			keys =3D lappend(keys, attr);
+
+		/* For views with aggregates, we need to build SET clause for updating a=
ggregate
+		 * values. */
+		if (query->hasAggs && IsA(tle->expr, Aggref))
+		{
+			Aggref *aggref =3D (Aggref *) tle->expr;
+			const char *aggname =3D get_func_name(aggref->aggfnoid);
+
+			/*
+			 * We can use function names here because it is already checked if these
+			 * can be used in IMMV by its OID at the definition time.
+			 */
+
+			/* count */
+			if (!strcmp(aggname, "count"))
+				append_set_clause_for_count(resname, aggs_set_old, aggs_set_new, aggs_=
list_buf);
+
+			/* sum */
+			else if (!strcmp(aggname, "sum"))
+				append_set_clause_for_sum(resname, aggs_set_old, aggs_set_new, aggs_li=
st_buf);
+
+			/* avg */
+			else if (!strcmp(aggname, "avg"))
+				append_set_clause_for_avg(resname, aggs_set_old, aggs_set_new, aggs_li=
st_buf,
+										  format_type_be(aggref->aggtype));
+
+			else
+				elog(ERROR, "unsupported aggregate function: %s", aggname);
+		}
+	}
+
+	/* If we have GROUP BY clause, we use its entries as keys. */
+	if (query->hasAggs && query->groupClause)
+	{
+		foreach (lc, query->groupClause)
+		{
+			SortGroupClause *sgcl =3D (SortGroupClause *) lfirst(lc);
+			TargetEntry		*tle =3D get_sortgroupclause_tle(sgcl, query->targetList);
+			Form_pg_attribute attr =3D TupleDescAttr(matviewRel->rd_att, tle->resno=
 - 1);
+
+			keys =3D lappend(keys, attr);
+		}
 	}
=20
 	/* Start maintaining the materialized view. */
@@ -2117,7 +2251,8 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tupl=
estores, Tuplestorestate *n
 		if (use_count)
 			/* apply old delta and get rows to be recalculated */
 			apply_old_delta_with_count(matviewname, OLD_DELTA_ENRNAME,
-									   keys, count_colname);
+									   keys, aggs_list_buf, aggs_set_old,
+									   count_colname);
 		else
 			apply_old_delta(matviewname, OLD_DELTA_ENRNAME, keys);
=20
@@ -2143,7 +2278,7 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tupl=
estores, Tuplestorestate *n
 		/* apply new delta */
 		if (use_count)
 			apply_new_delta_with_count(matviewname, NEW_DELTA_ENRNAME,
-								keys, &target_list_buf, count_colname);
+								keys, aggs_set_new, &target_list_buf, count_colname);
 		else
 			apply_new_delta(matviewname, NEW_DELTA_ENRNAME, &target_list_buf);
 	}
@@ -2158,6 +2293,250 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tu=
plestores, Tuplestorestate *n
 		elog(ERROR, "SPI_finish failed");
 }
=20
+/*
+ * append_set_clause_for_count
+ *
+ * Append SET clause string for count aggregation to given buffers.
+ * Also, append resnames required for calculating the aggregate value.
+ */
+static void
+append_set_clause_for_count(const char *resname, StringInfo buf_old,
+							StringInfo buf_new,StringInfo aggs_list)
+{
+	/* For tuple deletion */
+	if (buf_old)
+	{
+		/* resname =3D mv.resname - t.resname */
+		appendStringInfo(buf_old,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_SUB, resname, "mv", "t", NULL, NULL));
+	}
+	/* For tuple insertion */
+	if (buf_new)
+	{
+		/* resname =3D mv.resname + diff.resname */
+		appendStringInfo(buf_new,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_ADD, resname, "mv", "diff", NULL, NULL));
+	}
+
+	appendStringInfo(aggs_list, ", %s",
+		quote_qualified_identifier("diff", resname)
+	);
+}
+
+/*
+ * append_set_clause_for_sum
+ *
+ * Append SET clause string for sum aggregation to given buffers.
+ * Also, append resnames required for calculating the aggregate value.
+ */
+static void
+append_set_clause_for_sum(const char *resname, StringInfo buf_old,
+						  StringInfo buf_new, StringInfo aggs_list)
+{
+	char *count_col =3D IVM_colname("count", resname);
+
+	/* For tuple deletion */
+	if (buf_old)
+	{
+		/* sum =3D mv.sum - t.sum */
+		appendStringInfo(buf_old,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_SUB, resname, "mv", "t", count_col, NULL)
+		);
+		/* count =3D mv.count - t.count */
+		appendStringInfo(buf_old,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, count_col),
+			get_operation_string(IVM_SUB, count_col, "mv", "t", NULL, NULL)
+		);
+	}
+	/* For tuple insertion */
+	if (buf_new)
+	{
+		/* sum =3D mv.sum + diff.sum */
+		appendStringInfo(buf_new,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_ADD, resname, "mv", "diff", count_col, NULL)
+		);
+		/* count =3D mv.count + diff.count */
+		appendStringInfo(buf_new,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, count_col),
+			get_operation_string(IVM_ADD, count_col, "mv", "diff", NULL, NULL)
+		);
+	}
+
+	appendStringInfo(aggs_list, ", %s, %s",
+		quote_qualified_identifier("diff", resname),
+		quote_qualified_identifier("diff", IVM_colname("count", resname))
+	);
+}
+
+/*
+ * append_set_clause_for_avg
+ *
+ * Append SET clause string for avg aggregation to given buffers.
+ * Also, append resnames required for calculating the aggregate value.
+ */
+static void
+append_set_clause_for_avg(const char *resname, StringInfo buf_old,
+						  StringInfo buf_new, StringInfo aggs_list,
+						  const char *aggtype)
+{
+	char *sum_col =3D IVM_colname("sum", resname);
+	char *count_col =3D IVM_colname("count", resname);
+
+	/* For tuple deletion */
+	if (buf_old)
+	{
+		/* avg =3D (mv.sum - t.sum)::aggtype / (mv.count - t.count) */
+		appendStringInfo(buf_old,
+			", %s =3D %s OPERATOR(pg_catalog./) %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_SUB, sum_col, "mv", "t", count_col, aggtype),
+			get_operation_string(IVM_SUB, count_col, "mv", "t", NULL, NULL)
+		);
+		/* sum =3D mv.sum - t.sum */
+		appendStringInfo(buf_old,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, sum_col),
+			get_operation_string(IVM_SUB, sum_col, "mv", "t", count_col, NULL)
+		);
+		/* count =3D mv.count - t.count */
+		appendStringInfo(buf_old,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, count_col),
+			get_operation_string(IVM_SUB, count_col, "mv", "t", NULL, NULL)
+		);
+
+	}
+	/* For tuple insertion */
+	if (buf_new)
+	{
+		/* avg =3D (mv.sum + diff.sum)::aggtype / (mv.count + diff.count) */
+		appendStringInfo(buf_new,
+			", %s =3D %s OPERATOR(pg_catalog./) %s",
+			quote_qualified_identifier(NULL, resname),
+			get_operation_string(IVM_ADD, sum_col, "mv", "diff", count_col, aggtype=
),
+			get_operation_string(IVM_ADD, count_col, "mv", "diff", NULL, NULL)
+		);
+		/* sum =3D mv.sum + diff.sum */
+		appendStringInfo(buf_new,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, sum_col),
+			get_operation_string(IVM_ADD, sum_col, "mv", "diff", count_col, NULL)
+		);
+		/* count =3D mv.count + diff.count */
+		appendStringInfo(buf_new,
+			", %s =3D %s",
+			quote_qualified_identifier(NULL, count_col),
+			get_operation_string(IVM_ADD, count_col, "mv", "diff", NULL, NULL)
+		);
+	}
+
+	appendStringInfo(aggs_list, ", %s, %s, %s",
+		quote_qualified_identifier("diff", resname),
+		quote_qualified_identifier("diff", IVM_colname("sum", resname)),
+		quote_qualified_identifier("diff", IVM_colname("count", resname))
+	);
+}
+
+/*
+ * get_operation_string
+ *
+ * Build a string to calculate the new aggregate values.
+ */
+static char *
+get_operation_string(IvmOp op, const char *col, const char *arg1, const ch=
ar *arg2,
+					 const char* count_col, const char *castType)
+{
+	StringInfoData buf;
+	StringInfoData castString;
+	char   *col1 =3D quote_qualified_identifier(arg1, col);
+	char   *col2 =3D quote_qualified_identifier(arg2, col);
+	char	op_char =3D (op =3D=3D IVM_SUB ? '-' : '+');
+
+	initStringInfo(&buf);
+	initStringInfo(&castString);
+
+	if (castType)
+		appendStringInfo(&castString, "::%s", castType);
+
+	if (!count_col)
+	{
+		/*
+		 * If the attributes don't have count columns then calc the result
+		 * by using the operator simply.
+		 */
+		appendStringInfo(&buf, "(%s OPERATOR(pg_catalog.%c) %s)%s",
+			col1, op_char, col2, castString.data);
+	}
+	else
+	{
+		/*
+		 * If the attributes have count columns then consider the condition
+		 * where the result becomes NULL.
+		 */
+		char *null_cond =3D get_null_condition_string(op, arg1, arg2, count_col);
+
+		appendStringInfo(&buf,
+			"(CASE WHEN %s THEN NULL "
+				"WHEN %s IS NULL THEN %s "
+				"WHEN %s IS NULL THEN %s "
+				"ELSE (%s OPERATOR(pg_catalog.%c) %s)%s END)",
+			null_cond,
+			col1, col2,
+			col2, col1,
+			col1, op_char, col2, castString.data
+		);
+	}
+
+	return buf.data;
+}
+
+/*
+ * get_null_condition_string
+ *
+ * Build a predicate string for CASE clause to check if an aggregate value
+ * will became NULL after the given operation is applied.
+ */
+static char *
+get_null_condition_string(IvmOp op, const char *arg1, const char *arg2,
+						  const char* count_col)
+{
+	StringInfoData null_cond;
+	initStringInfo(&null_cond);
+
+	switch (op)
+	{
+		case IVM_ADD:
+			appendStringInfo(&null_cond,
+				"%s OPERATOR(pg_catalog.=3D) 0 AND %s OPERATOR(pg_catalog.=3D) 0",
+				quote_qualified_identifier(arg1, count_col),
+				quote_qualified_identifier(arg2, count_col)
+			);
+			break;
+		case IVM_SUB:
+			appendStringInfo(&null_cond,
+				"%s OPERATOR(pg_catalog.=3D) %s",
+				quote_qualified_identifier(arg1, count_col),
+				quote_qualified_identifier(arg2, count_col)
+			);
+			break;
+		default:
+			elog(ERROR,"unknown operation");
+	}
+
+	return null_cond.data;
+}
+
+
 /*
  * apply_old_delta_with_count
  *
@@ -2165,13 +2544,20 @@ apply_delta(Oid matviewOid, Tuplestorestate *old_tu=
plestores, Tuplestorestate *n
  * which contains tuples to be deleted from to a materialized view given by
  * matviewname.  This is used when counting is required, that is, the view
  * has aggregate or distinct.
+ *
+ * If the view desn't have aggregates or has GROUP BY, this requires a keys
+ * list to identify a tuple in the view. If the view has aggregates, this
+ * requires strings representing resnames of aggregates and SET clause for
+ * updating aggregate values.
  */
 static void
 apply_old_delta_with_count(const char *matviewname, const char *deltaname_=
old,
-				List *keys, const char *count_colname)
+				List *keys, StringInfo aggs_list, StringInfo aggs_set,
+				const char *count_colname)
 {
 	StringInfoData	querybuf;
 	char   *match_cond;
+	bool	agg_without_groupby =3D (list_length(keys) =3D=3D 0);
=20
 	/* build WHERE condition for searching tuples to be deleted */
 	match_cond =3D get_matching_condition_string(keys);
@@ -2181,22 +2567,26 @@ apply_old_delta_with_count(const char *matviewname,=
 const char *deltaname_old,
 	appendStringInfo(&querybuf,
 					"WITH t AS ("			/* collecting tid of target tuples in the view */
 						"SELECT diff.%s, "			/* count column */
-								"(diff.%s OPERATOR(pg_catalog.=3D) mv.%s) AS for_dlt, "
+								"(diff.%s OPERATOR(pg_catalog.=3D) mv.%s AND %s) AS for_dlt, "
 								"mv.ctid "
+								"%s "				/* aggregate columns */
 						"FROM %s AS mv, %s AS diff "
 						"WHERE %s"					/* tuple matching condition */
 					"), updt AS ("			/* update a tuple if this is not to be deleted */
 						"UPDATE %s AS mv SET %s =3D mv.%s OPERATOR(pg_catalog.-) t.%s "
+											"%s"	/* SET clauses for aggregates */
 						"FROM t WHERE mv.ctid OPERATOR(pg_catalog.=3D) t.ctid AND NOT for_dl=
t "
 					")"
 					/* delete a tuple if this is to be deleted */
 					"DELETE FROM %s AS mv USING t "
 					"WHERE mv.ctid OPERATOR(pg_catalog.=3D) t.ctid AND for_dlt",
 					count_colname,
-					count_colname, count_colname,
+					count_colname, count_colname, (agg_without_groupby ? "false" : "true"=
),
+					(aggs_list !=3D NULL ? aggs_list->data : ""),
 					matviewname, deltaname_old,
 					match_cond,
 					matviewname, count_colname, count_colname, count_colname,
+					(aggs_set !=3D NULL ? aggs_set->data : ""),
 					matviewname);
=20
 	if (SPI_exec(querybuf.data, 0) !=3D SPI_OK_DELETE)
@@ -2260,10 +2650,15 @@ apply_old_delta(const char *matviewname, const char=
 *deltaname_old,
  * matviewname.  This is used when counting is required, that is, the view
  * has aggregate or distinct. Also, when a table in EXISTS sub queries
  * is modified.
+ *
+ * If the view desn't have aggregates or has GROUP BY, this requires a keys
+ * list to identify a tuple in the view. If the view has aggregates, this
+ * requires strings representing SET clause for updating aggregate values.
  */
 static void
 apply_new_delta_with_count(const char *matviewname, const char* deltaname_=
new,
-				List *keys, StringInfo target_list, const char* count_colname)
+				List *keys, StringInfo aggs_set, StringInfo target_list,
+				const char* count_colname)
 {
 	StringInfoData	querybuf;
 	StringInfoData	returning_keys;
@@ -2294,6 +2689,7 @@ apply_new_delta_with_count(const char *matviewname, c=
onst char* deltaname_new,
 	appendStringInfo(&querybuf,
 					"WITH updt AS ("		/* update a tuple if this exists in the view */
 						"UPDATE %s AS mv SET %s =3D mv.%s OPERATOR(pg_catalog.+) diff.%s "
+											"%s "	/* SET clauses for aggregates */
 						"FROM %s AS diff "
 						"WHERE %s "					/* tuple matching condition */
 						"RETURNING %s"				/* returning keys of updated tuples */
@@ -2301,6 +2697,7 @@ apply_new_delta_with_count(const char *matviewname, c=
onst char* deltaname_new,
 						"SELECT %s FROM %s AS diff "
 						"WHERE NOT EXISTS (SELECT 1 FROM updt AS mv WHERE %s);",
 					matviewname, count_colname, count_colname, count_colname,
+					(aggs_set !=3D NULL ? aggs_set->data : ""),
 					deltaname_new,
 					match_cond,
 					returning_keys.data,
diff --git a/src/include/commands/createas.h b/src/include/commands/createa=
s.h
index 6b47e66bfd..af3a5b4b27 100644
--- a/src/include/commands/createas.h
+++ b/src/include/commands/createas.h
@@ -30,6 +30,7 @@ extern void CreateIvmTriggersOnBaseTables(Query *qry, Oid=
 matviewOid);
 extern void CreateIndexOnIMMV(Query *query, Relation matviewRel);
=20
 extern Query *rewriteQueryForIMMV(Query *query, List *colNames);
+extern void makeIvmAggColumn(ParseState *pstate, Aggref *aggref, char *res=
name, AttrNumber *next_resno, List **aggs);
=20
 extern int	GetIntoRelEFlags(IntoClause *intoClause);
=20
--=20
2.25.1


--Multipart=_Sun__31_Mar_2024_22_59_31_+0900_msknEviJj08_wgqO
Content-Type: text/x-diff;
 name="v32-0009-Add-support-for-min-max-aggregates-for-IVM.patch"
Content-Disposition: attachment;
 filename="v32-0009-Add-support-for-min-max-aggregates-for-IVM.patch"
Content-Transfer-Encoding: 7bit



^ permalink  raw  reply  [nested|flat] 108+ messages in thread


end of thread, other threads:[~2023-05-31 11:46 UTC | newest]

Thread overview: 108+ messages (download: mbox mbox.gz follow: Atom feed)
-- links below jump to the message on this page --
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v24 01/15] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v34 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v32 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v27 1/9] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v26 01/10] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v27 1/9] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v23 01/15] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v33 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v30 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v28 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v31 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v29 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v24 01/15] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v37 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v25 01/15] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v38 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v39 1/8] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2019-12-20 01:05 [PATCH v29 01/11] Add a syntax to create Incrementally Maintainable Materialized Views Yugo Nagata <[email protected]>
2023-05-31 11:46 [PATCH v32 08/11] Add aggregates support in IVM Yugo Nagata <[email protected]>

This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox