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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/nodeSubplan.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSubplan.c,v 1.56 2003/09/25 06:57:59 petere Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSubplan.c,v 1.57 2003/09/25 18:58:35 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -709,6 +709,7 @@ ExecInitSubPlan(SubPlanState *node, EState *estate)
sp_estate->es_tupleTable =
ExecCreateTupleTable(ExecCountSlotsNode(subplan->plan) + 10);
sp_estate->es_snapshot = estate->es_snapshot;
sp_estate->es_snapshot_cid = estate->es_snapshot_cid;
sp_estate->es_instrument = estate->es_instrument;
/*