| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Avoid unnecessary shared invalidations in ROLLBACK PREPARED |
| Date: | 2021-08-12 11:14:54 |
| Message-ID: | E1mE8fm-00010B-QD@gemulon.postgresql.org |
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| Thread: | |
| Lists: | pgsql-committers |
Avoid unnecessary shared invalidations in ROLLBACK PREPARED
The performance gain is minimal, but this makes the logic more
consistent with AtEOXact_Inval(). No other invalidation is needed in
this case as PREPARE takes already care of sending any local ones.
Author: Liu Huailing
Reviewed-by: Tom Lane, Michael Paquier
Discussion: https://postgr.es/m/OSZPR01MB6215AA84D71EF2B3D354CF86BE139@OSZPR01MB6215.jpnprd01.prod.outlook.com
Branch
------
master
Details
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https://git.postgresql.org/pg/commitdiff/710796f0542180cca18ee93889da692df642bdf2
Modified Files
--------------
src/backend/access/transam/twophase.c | 16 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)
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