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| author | Vadim B. Mikheev <vadim4o@yahoo.com> | 1998-02-13 03:26:53 +0000 |
|---|---|---|
| committer | Vadim B. Mikheev <vadim4o@yahoo.com> | 1998-02-13 03:26:53 +0000 |
| commit | 1a105cefbd4769a1ef857f94a71faed6cb76717b (patch) | |
| tree | 2c9b0cf10965e5e1d31106451552aad0c7c7e18d /src/backend/executor/execMain.c | |
| parent | 13637df458b1d5a4f773bd17d3b894d9ff27197b (diff) | |
| download | postgresql-1a105cefbd4769a1ef857f94a71faed6cb76717b.tar.gz postgresql-1a105cefbd4769a1ef857f94a71faed6cb76717b.zip | |
Support for subselects.
ExecReScan for nodeAgg, nodeHash, nodeHashjoin, nodeNestloop and nodeResult.
Fixed ExecReScan for nodeMaterial.
Get rid of #ifdef INDEXSCAN_PATCH.
Get rid of ExecMarkPos and ExecRestrPos in nodeNestloop.
Diffstat (limited to 'src/backend/executor/execMain.c')
| -rw-r--r-- | src/backend/executor/execMain.c | 40 |
1 files changed, 12 insertions, 28 deletions
diff --git a/src/backend/executor/execMain.c b/src/backend/executor/execMain.c index c4bea118db6..8702ede2483 100644 --- a/src/backend/executor/execMain.c +++ b/src/backend/executor/execMain.c @@ -26,7 +26,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.41 1998/02/10 04:00:45 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.42 1998/02/13 03:26:38 vadim Exp $ * *------------------------------------------------------------------------- */ @@ -110,7 +110,14 @@ ExecutorStart(QueryDesc *queryDesc, EState *estate) /* sanity checks */ Assert(queryDesc != NULL); - + + if (queryDesc->plantree->nParamExec > 0) + { + estate->es_param_exec_vals = (ParamExecData*) + palloc (queryDesc->plantree->nParamExec * sizeof (ParamExecData)); + memset (estate->es_param_exec_vals, 0 , queryDesc->plantree->nParamExec * sizeof (ParamExecData)); + } + result = InitPlan(queryDesc->operation, queryDesc->parsetree, queryDesc->plantree, @@ -177,31 +184,6 @@ ExecutorRun(QueryDesc *queryDesc, EState *estate, int feature, int count) estate->es_processed = 0; estate->es_lastoid = InvalidOid; -#if 0 - - /* - * It doesn't work in common case (i.g. if function has a aggregate). - * Now we store parameter values before ExecutorStart. - vadim - * 01/22/97 - */ -#ifdef INDEXSCAN_PATCH - - /* - * If the plan is an index scan and some of the scan key are function - * arguments rescan the indices after the parameter values have been - * stored in the execution state. DZ - 27-8-1996 - */ - if ((nodeTag(plan) == T_IndexScan) && - (((IndexScan *) plan)->indxstate->iss_RuntimeKeyInfo != NULL)) - { - ExprContext *econtext; - - econtext = ((IndexScan *) plan)->scan.scanstate->cstate.cs_ExprContext; - ExecIndexReScan((IndexScan *) plan, econtext, plan); - } -#endif -#endif - switch (feature) { @@ -1246,7 +1228,8 @@ ExecAttrDefault(Relation rel, HeapTuple tuple) econtext->ecxt_outertuple = NULL; /* outer tuple slot */ econtext->ecxt_relation = NULL; /* relation */ econtext->ecxt_relid = 0; /* relid */ - econtext->ecxt_param_list_info = NULL; /* param list info */ + econtext->ecxt_param_list_info = NULL; /* param list info */ + econtext->ecxt_param_exec_vals = NULL; /* exec param values */ econtext->ecxt_range_table = NULL; /* range table */ for (i = 0; i < ndef; i++) { @@ -1322,6 +1305,7 @@ ExecRelCheck(Relation rel, HeapTuple tuple) econtext->ecxt_relation = rel; /* relation */ econtext->ecxt_relid = 0; /* relid */ econtext->ecxt_param_list_info = NULL; /* param list info */ + econtext->ecxt_param_exec_vals = NULL; /* exec param values */ econtext->ecxt_range_table = rtlist; /* range table */ for (i = 0; i < ncheck; i++) |