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Revise executor APIs so that all per-query state structure is built in

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a per-query memory context created by CreateExecutorState --- and destroyed
by FreeExecutorState.  This provides a final solution to the longstanding
problem of memory leaked by various ExecEndNode calls.
This commit is contained in:
Tom Lane
2002-12-15 16:17:59 +00:00
parent 90b3a0b6fd
commit 5bab36e9f6
42 changed files with 806 additions and 547 deletions
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7
src/backend/commands/vacuum.c
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@ -13,7 +13,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.244 2002/10/31 19:25:29 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.245 2002/12/15 16:17:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1437,6 +1437,8 @@ repair_frag(VRelStats *vacrelstats, Relation onerel,
* We need a ResultRelInfo and an EState so we can use the regular
* executor's index-entry-making machinery.
*/
estate = CreateExecutorState();
resultRelInfo = makeNode(ResultRelInfo);
resultRelInfo->ri_RangeTableIndex = 1; /* dummy */
resultRelInfo->ri_RelationDesc = onerel;
@ -1444,7 +1446,6 @@ repair_frag(VRelStats *vacrelstats, Relation onerel,
ExecOpenIndices(resultRelInfo);
estate = CreateExecutorState();
estate->es_result_relations = resultRelInfo;
estate->es_num_result_relations = 1;
estate->es_result_relation_info = resultRelInfo;
@ -2484,6 +2485,8 @@ repair_frag(VRelStats *vacrelstats, Relation onerel,
ExecDropTupleTable(tupleTable, true);
ExecCloseIndices(resultRelInfo);
FreeExecutorState(estate);
}
/*