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Preserve pg_index.indisreplident across REINDEX CONCURRENTLY

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If the flag value is lost, logical decoding would work the same way as
REPLICA IDENTITY NOTHING, meaning that no old tuple values would be
included in the changes anymore produced by logical decoding.

Author: Michael Paquier
Reviewed-by: Euler Taveira
Discussion: https://postgr.es/m/20200603065340.GK89559@paquier.xyz
Backpatch-through: 12
This commit is contained in:
Michael Paquier
2020-06-05 10:29:27 +09:00
parent a958b07bc4
commit 75f1479240
3 changed files with 36 additions and 0 deletions
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4
src/backend/catalog/index.c
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@@ -1527,6 +1527,10 @@ index_concurrently_swap(Oid newIndexId, Oid oldIndexId, const char *oldName)
newIndexForm->indimmediate = oldIndexForm->indimmediate;
oldIndexForm->indimmediate = true;
/* Preserve indisreplident in the new index */
newIndexForm->indisreplident = oldIndexForm->indisreplident;
oldIndexForm->indisreplident = false;
/* Preserve indisclustered in the new index */
newIndexForm->indisclustered = oldIndexForm->indisclustered;