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Improve EXPLAIN ANALYZE to show the time spent in each trigger when

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executing a statement that fires triggers.  Formerly this time was
included in "Total runtime" but not otherwise accounted for.
As a side benefit, we avoid re-opening relations when firing non-deferred
AFTER triggers, because the trigger code can re-use the main executor's
ResultRelInfo data structure.
This commit is contained in:
Tom Lane
2005-03-25 21:58:00 +00:00
parent 08890b407e
commit adb1a6e95b
16 changed files with 403 additions and 143 deletions
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8
src/backend/commands/copy.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.238 2005/03/16 21:38:05 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/copy.c,v 1.239 2005/03/25 21:57:57 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1510,6 +1510,10 @@ CopyFrom(Relation rel, List *attnumlist, bool binary, bool oids,
resultRelInfo->ri_RangeTableIndex = 1; /* dummy */
resultRelInfo->ri_RelationDesc = rel;
resultRelInfo->ri_TrigDesc = CopyTriggerDesc(rel->trigdesc);
if (resultRelInfo->ri_TrigDesc)
resultRelInfo->ri_TrigFunctions = (FmgrInfo *)
palloc0(resultRelInfo->ri_TrigDesc->numtriggers * sizeof(FmgrInfo));
resultRelInfo->ri_TrigInstrument = NULL;
ExecOpenIndices(resultRelInfo);
@ -1974,7 +1978,7 @@ CopyFrom(Relation rel, List *attnumlist, bool binary, bool oids,
/*
* Handle queued AFTER triggers
*/
AfterTriggerEndQuery();
AfterTriggerEndQuery(estate);
pfree(values);
pfree(nulls);