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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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4
src/backend/executor/execProcnode.c
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@ -12,7 +12,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/executor/execProcnode.c,v 1.46 2004/12/31 21:59:45 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/executor/execProcnode.c,v 1.47 2005/03/25 21:57:58 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -252,7 +252,7 @@ ExecInitNode(Plan *node, EState *estate)
/* Set up instrumentation for this node if requested */
if (estate->es_instrument)
result->instrument = InstrAlloc();
result->instrument = InstrAlloc(1);
return result;
}