database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-06-19 04:21:08 +03:00
Code Activity

CREATE INDEX: do not update stats during binary upgrade.

Browse Source 
During binary upgrade, indexes are created before the data is moved
into place, so it will always be zero.

This is not currently a major problem, but will be when we try to
preserve statistics during upgrade.

Author: Corey Huinker
Discussion: https://postgr.es/m/CADkLM=daPdFB8V0tgFxK-dLowFsAEzWRWJHyxij7BG3kBjcouA@mail.gmail.com
This commit is contained in:
Jeff Davis
2024-04-03 16:12:45 -07:00
parent 06286709ee
commit 71b66171d0
1 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/backend/catalog/index.c
View File

@ -2874,7 +2874,11 @@ index_update_stats(Relation rel,
dirty = true; dirty = true;
} }
if (reltuples >= 0) /*
* Avoid updating statistics during binary upgrade, because the indexes
* are created before the data is moved into place.
*/
if (reltuples >= 0 && !IsBinaryUpgrade)
{ {
BlockNumber relpages = RelationGetNumberOfBlocks(rel); BlockNumber relpages = RelationGetNumberOfBlocks(rel);
BlockNumber relallvisible; BlockNumber relallvisible;