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pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
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* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:04 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:04 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/b2ff2a0b52962dcbcbc9c5a8d74fd4e8c28d1f2a

Modified Files
--------------
doc/src/sgml/ref/create_foreign_table.sgml | 6 +++---
doc/src/sgml/ref/create_table.sgml         | 5 +++--
2 files changed, 6 insertions(+), 5 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread

* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:04 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:04 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
REL_18_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/315b0f3e87ffea8dca374151acbfdd7ff039acf4

Modified Files
--------------
doc/src/sgml/ref/create_foreign_table.sgml | 6 +++---
doc/src/sgml/ref/create_table.sgml         | 5 +++--
2 files changed, 6 insertions(+), 5 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread

* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:04 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:04 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
REL_17_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/df927d3d08b139f1a02262940339e15d126722e9

Modified Files
--------------
doc/src/sgml/ref/create_table.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread

* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:04 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:04 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
REL_16_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/fe99a0338953fdcba5ba1aaaa2330435fd44d709

Modified Files
--------------
doc/src/sgml/ref/create_table.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread

* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:04 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:04 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
REL_15_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/e81c61ee4a8e9df0f4d0a9fd0024947a1c5cfc84

Modified Files
--------------
doc/src/sgml/ref/create_table.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread

* pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.
@ 2026-02-26 00:05 Fujii Masao <[email protected]>
  0 siblings, 0 replies; 6+ messages in thread

From: Fujii Masao @ 2026-02-26 00:05 UTC (permalink / raw)
  To: [email protected]

doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE.

The documentation for the INCLUDING COMMENTS option of the LIKE clause
in CREATE TABLE was inaccurate and incomplete. It stated that comments for
copied columns, constraints, and indexes are copied, but regarding comments
on constraints in reality only comments on CHECK and NOT NULL constraints
are copied; comments on other constraints (such as primary keys) are not.
In addition, comments on extended statistics are copied, but this was not
documented.

The CREATE FOREIGN TABLE documentation had a similar omission: comments
on extended statistics are also copied, but this was not mentioned.

This commit updates the documentation to clarify the actual behavior.
The CREATE TABLE reference now specifies that comments on copied columns,
CHECK constraints, NOT NULL constraints, indexes, and extended statistics are
copied. The CREATE FOREIGN TABLE reference now notes that comments on
extended statistics are copied as well.

Backpatch to all supported versions. Documentation updates related to
CREATE FOREIGN TABLE LIKE and NOT NULL constraint comment copying are
not applied to v17 and earlier, since those features were introduced in v18.

Author: Fujii Masao <[email protected]>
Reviewed-by: Matheus Alcantara <[email protected]>
Discussion: https://postgr.es/m/CAHGQGwHSOSGcaYDvHF8EYCUCfGPjbRwGFsJ23cx5KbJ1X6JouQ@mail.gmail.com
Backpatch-through: 14

Branch
------
REL_14_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/ec84a1f16f2838830d4ca37e3ea1f40faf3e4e52

Modified Files
--------------
doc/src/sgml/ref/create_table.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)



^ permalink  raw  reply  [nested|flat] 6+ messages in thread


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Thread overview: 6+ messages (download: mbox mbox.gz follow: Atom feed)
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2026-02-26 00:04 pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE. Fujii Masao <[email protected]>
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2026-02-26 00:04 pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE. Fujii Masao <[email protected]>
2026-02-26 00:04 pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE. Fujii Masao <[email protected]>
2026-02-26 00:04 pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE. Fujii Masao <[email protected]>
2026-02-26 00:05 pgsql: doc: Clarify INCLUDING COMMENTS behavior in CREATE TABLE LIKE. Fujii Masao <[email protected]>

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