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Get rid of ReferentialIntegritySnapshotOverride by extending Executor API

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to allow es_snapshot to be set to SnapshotNow rather than a query snapshot.
This solves a bug reported by Wade Klaver, wherein triggers fired as a
result of RI cascade updates could misbehave.
This commit is contained in:
Tom Lane
2003-09-25 18:58:36 +00:00
parent 7ab5c5b83e
commit c63a5452d8
16 changed files with 101 additions and 94 deletions
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3
src/backend/executor/execUtils.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.104 2003/09/24 18:54:01 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.105 2003/09/25 18:58:35 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -178,6 +178,7 @@ CreateExecutorState(void)
*/
estate->es_direction = ForwardScanDirection;
estate->es_snapshot = SnapshotNow;
estate->es_snapshot_cid = FirstCommandId;
estate->es_range_table = NIL;
estate->es_result_relations = NULL;