Обсуждение: pgsql: doc: Mention the level of locks taken on objects in COMMENT

doc: Mention the level of locks taken on objects in COMMENT

This information was nowhere to be found.  This adds one note on the
page of COMMENT, and one note in the section dedicated to explicit
locking, both telling that a SHARE UPDATE EXCLUSIVE lock is taken on the
object commented.

Author: Nikolai Berkoff
Reviewed-by: Laurenz Albe
Discussion:
https://postgr.es/m/_0HDHIGcCdCsUyXn22QwI2FEuNR6Fs71rtgGX6hfyBlUh5rrnE2qMmvIFu9EY4Pijr2gUmJEAXCjuNU2Oxku9TryLp9CdHllpsCfN3gD0-Y=@pm.me
Backpatch-through: 10

Branch
------
REL_11_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/44ab2dac12a752022eb4fe3dba7beddbc3433a0e

Modified Files
--------------
doc/src/sgml/mvcc.sgml        | 2 +-
doc/src/sgml/ref/comment.sgml | 5 +++++
2 files changed, 6 insertions(+), 1 deletion(-)