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Commit94a3c60

Browse files
committed
Ditch ExecGetTupType() in favor of the much simpler ExecGetResultType(),
which does the same thing. Perhaps at one time there was a reason toallow plan nodes to store their result types in different places, butAFAICT that's been unnecessary for a good while.
1 parent20aea2e commit94a3c60

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8 files changed

+21
-206
lines changed

8 files changed

+21
-206
lines changed

‎src/backend/executor/execMain.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -26,7 +26,7 @@
2626
*
2727
*
2828
* IDENTIFICATION
29-
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.205 2003/03/27 16:51:27 momjian Exp $
29+
* $Header: /cvsroot/pgsql/src/backend/executor/execMain.c,v 1.206 2003/05/05 17:57:47 tgl Exp $
3030
*
3131
*-------------------------------------------------------------------------
3232
*/
@@ -634,7 +634,7 @@ InitPlan(QueryDesc *queryDesc)
634634
* (this is especially important if we are creating a relation with
635635
* "SELECT INTO")
636636
*/
637-
tupType=ExecGetTupType(planstate);
637+
tupType=ExecGetResultType(planstate);
638638

639639
/*
640640
* Initialize the junk filter if needed. SELECT and INSERT queries need a
@@ -713,7 +713,7 @@ InitPlan(QueryDesc *queryDesc)
713713
JunkFilter*j;
714714

715715
j=ExecInitJunkFilter(subplan->plan->targetlist,
716-
ExecGetTupType(subplan),
716+
ExecGetResultType(subplan),
717717
ExecAllocTableSlot(estate->es_tupleTable));
718718
resultRelInfo->ri_junkFilter=j;
719719
resultRelInfo++;

‎src/backend/executor/execProcnode.c‎

Lines changed: 1 addition & 180 deletions
Original file line numberDiff line numberDiff line change
@@ -12,7 +12,7 @@
1212
*
1313
*
1414
* IDENTIFICATION
15-
* $Header: /cvsroot/pgsql/src/backend/executor/execProcnode.c,v 1.35 2003/02/09 00:30:39 tgl Exp $
15+
* $Header: /cvsroot/pgsql/src/backend/executor/execProcnode.c,v 1.36 2003/05/05 17:57:47 tgl Exp $
1616
*
1717
*-------------------------------------------------------------------------
1818
*/
@@ -22,7 +22,6 @@
2222
*ExecInitNode-initialize a plan node and its subplans
2323
*ExecProcNode-get a tuple by executing the plan node
2424
*ExecEndNode-shut down a plan node and its subplans
25-
*ExecGetTupType-get result tuple type of a plan node
2625
*
2726
* NOTES
2827
*This used to be three files. It is now all combined into
@@ -602,181 +601,3 @@ ExecEndNode(PlanState *node)
602601
break;
603602
}
604603
}
605-
606-
607-
/* ----------------------------------------------------------------
608-
*ExecGetTupType
609-
*
610-
*this gives you the tuple descriptor for tuples returned
611-
*by this node. I really wish I could ditch this routine,
612-
*but since not all nodes store their type info in the same
613-
*place, we have to do something special for each node type.
614-
*
615-
* ----------------------------------------------------------------
616-
*/
617-
TupleDesc
618-
ExecGetTupType(PlanState*node)
619-
{
620-
TupleTableSlot*slot;
621-
622-
if (node==NULL)
623-
returnNULL;
624-
625-
switch (nodeTag(node))
626-
{
627-
caseT_ResultState:
628-
{
629-
ResultState*resstate= (ResultState*)node;
630-
631-
slot=resstate->ps.ps_ResultTupleSlot;
632-
}
633-
break;
634-
635-
caseT_AppendState:
636-
{
637-
AppendState*appendstate= (AppendState*)node;
638-
639-
slot=appendstate->ps.ps_ResultTupleSlot;
640-
}
641-
break;
642-
643-
caseT_SeqScanState:
644-
{
645-
SeqScanState*scanstate= (SeqScanState*)node;
646-
647-
slot=scanstate->ps.ps_ResultTupleSlot;
648-
}
649-
break;
650-
651-
caseT_IndexScanState:
652-
{
653-
IndexScanState*scanstate= (IndexScanState*)node;
654-
655-
slot=scanstate->ss.ps.ps_ResultTupleSlot;
656-
}
657-
break;
658-
659-
caseT_TidScanState:
660-
{
661-
TidScanState*scanstate= (TidScanState*)node;
662-
663-
slot=scanstate->ss.ps.ps_ResultTupleSlot;
664-
}
665-
break;
666-
667-
caseT_SubqueryScanState:
668-
{
669-
SubqueryScanState*scanstate= (SubqueryScanState*)node;
670-
671-
slot=scanstate->ss.ps.ps_ResultTupleSlot;
672-
}
673-
break;
674-
675-
caseT_FunctionScanState:
676-
{
677-
FunctionScanState*scanstate= (FunctionScanState*)node;
678-
679-
slot=scanstate->ss.ps.ps_ResultTupleSlot;
680-
}
681-
break;
682-
683-
caseT_NestLoopState:
684-
{
685-
NestLoopState*nlstate= (NestLoopState*)node;
686-
687-
slot=nlstate->js.ps.ps_ResultTupleSlot;
688-
}
689-
break;
690-
691-
caseT_MergeJoinState:
692-
{
693-
MergeJoinState*mergestate= (MergeJoinState*)node;
694-
695-
slot=mergestate->js.ps.ps_ResultTupleSlot;
696-
}
697-
break;
698-
699-
caseT_HashJoinState:
700-
{
701-
HashJoinState*hashjoinstate= (HashJoinState*)node;
702-
703-
slot=hashjoinstate->js.ps.ps_ResultTupleSlot;
704-
}
705-
break;
706-
707-
caseT_MaterialState:
708-
{
709-
MaterialState*matstate= (MaterialState*)node;
710-
711-
slot=matstate->ss.ss_ScanTupleSlot;
712-
}
713-
break;
714-
715-
caseT_SortState:
716-
{
717-
SortState*sortstate= (SortState*)node;
718-
719-
slot=sortstate->ss.ss_ScanTupleSlot;
720-
}
721-
break;
722-
723-
caseT_GroupState:
724-
{
725-
GroupState*grpstate= (GroupState*)node;
726-
727-
slot=grpstate->ss.ps.ps_ResultTupleSlot;
728-
}
729-
break;
730-
731-
caseT_AggState:
732-
{
733-
AggState*aggstate= (AggState*)node;
734-
735-
slot=aggstate->ss.ps.ps_ResultTupleSlot;
736-
}
737-
break;
738-
739-
caseT_UniqueState:
740-
{
741-
UniqueState*uniquestate= (UniqueState*)node;
742-
743-
slot=uniquestate->ps.ps_ResultTupleSlot;
744-
}
745-
break;
746-
747-
caseT_HashState:
748-
{
749-
HashState*hashstate= (HashState*)node;
750-
751-
slot=hashstate->ps.ps_ResultTupleSlot;
752-
}
753-
break;
754-
755-
caseT_SetOpState:
756-
{
757-
SetOpState*setopstate= (SetOpState*)node;
758-
759-
slot=setopstate->ps.ps_ResultTupleSlot;
760-
}
761-
break;
762-
763-
caseT_LimitState:
764-
{
765-
LimitState*limitstate= (LimitState*)node;
766-
767-
slot=limitstate->ps.ps_ResultTupleSlot;
768-
}
769-
break;
770-
771-
default:
772-
773-
/*
774-
* should never get here
775-
*/
776-
elog(ERROR,"ExecGetTupType: node type %d unsupported",
777-
(int)nodeTag(node));
778-
returnNULL;
779-
}
780-
781-
returnslot->ttc_tupleDescriptor;
782-
}

‎src/backend/executor/execUtils.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.98 2003/02/09 06:56:27 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/executor/execUtils.c,v 1.99 2003/05/05 17:57:47 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -413,7 +413,7 @@ ExecAssignResultTypeFromOuterPlan(PlanState *planstate)
413413
TupleDesctupDesc;
414414

415415
outerPlan=outerPlanState(planstate);
416-
tupDesc=ExecGetTupType(outerPlan);
416+
tupDesc=ExecGetResultType(outerPlan);
417417

418418
ExecAssignResultType(planstate,tupDesc, false);
419419
}
@@ -606,7 +606,7 @@ ExecAssignScanTypeFromOuterPlan(ScanState *scanstate)
606606
TupleDesctupDesc;
607607

608608
outerPlan=outerPlanState(scanstate);
609-
tupDesc=ExecGetTupType(outerPlan);
609+
tupDesc=ExecGetResultType(outerPlan);
610610

611611
ExecAssignScanType(scanstate,tupDesc, false);
612612
}

‎src/backend/executor/nodeHashjoin.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHashjoin.c,v 1.49 2003/03/27 16:51:27 momjian Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHashjoin.c,v 1.50 2003/05/05 17:57:47 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -374,7 +374,7 @@ ExecInitHashJoin(HashJoin *node, EState *estate)
374374
caseJOIN_LEFT:
375375
hjstate->hj_NullInnerTupleSlot=
376376
ExecInitNullTupleSlot(estate,
377-
ExecGetTupType(innerPlanState(hjstate)));
377+
ExecGetResultType(innerPlanState(hjstate)));
378378
break;
379379
default:
380380
elog(ERROR,"ExecInitHashJoin: unsupported join type %d",
@@ -402,7 +402,7 @@ ExecInitHashJoin(HashJoin *node, EState *estate)
402402
ExecAssignProjectionInfo(&hjstate->js.ps);
403403

404404
ExecSetSlotDescriptor(hjstate->hj_OuterTupleSlot,
405-
ExecGetTupType(outerPlanState(hjstate)),
405+
ExecGetResultType(outerPlanState(hjstate)),
406406
false);
407407

408408
/*

‎src/backend/executor/nodeMergejoin.c‎

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/executor/nodeMergejoin.c,v 1.56 2003/01/20 18:54:45 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/executor/nodeMergejoin.c,v 1.57 2003/05/05 17:57:47 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -1453,7 +1453,7 @@ ExecInitMergeJoin(MergeJoin *node, EState *estate)
14531453

14541454
mergestate->mj_MarkedTupleSlot=ExecInitExtraTupleSlot(estate);
14551455
ExecSetSlotDescriptor(mergestate->mj_MarkedTupleSlot,
1456-
ExecGetTupType(innerPlanState(mergestate)),
1456+
ExecGetResultType(innerPlanState(mergestate)),
14571457
false);
14581458

14591459
switch (node->join.jointype)
@@ -1464,12 +1464,12 @@ ExecInitMergeJoin(MergeJoin *node, EState *estate)
14641464
caseJOIN_LEFT:
14651465
mergestate->mj_NullInnerTupleSlot=
14661466
ExecInitNullTupleSlot(estate,
1467-
ExecGetTupType(innerPlanState(mergestate)));
1467+
ExecGetResultType(innerPlanState(mergestate)));
14681468
break;
14691469
caseJOIN_RIGHT:
14701470
mergestate->mj_NullOuterTupleSlot=
14711471
ExecInitNullTupleSlot(estate,
1472-
ExecGetTupType(outerPlanState(mergestate)));
1472+
ExecGetResultType(outerPlanState(mergestate)));
14731473

14741474
/*
14751475
* Can't handle right or full join with non-nil extra
@@ -1481,10 +1481,10 @@ ExecInitMergeJoin(MergeJoin *node, EState *estate)
14811481
caseJOIN_FULL:
14821482
mergestate->mj_NullOuterTupleSlot=
14831483
ExecInitNullTupleSlot(estate,
1484-
ExecGetTupType(outerPlanState(mergestate)));
1484+
ExecGetResultType(outerPlanState(mergestate)));
14851485
mergestate->mj_NullInnerTupleSlot=
14861486
ExecInitNullTupleSlot(estate,
1487-
ExecGetTupType(innerPlanState(mergestate)));
1487+
ExecGetResultType(innerPlanState(mergestate)));
14881488

14891489
/*
14901490
* Can't handle right or full join with non-nil extra

‎src/backend/executor/nodeNestloop.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/executor/nodeNestloop.c,v 1.31 2003/01/27 20:51:48 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/executor/nodeNestloop.c,v 1.32 2003/05/05 17:57:47 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -330,7 +330,7 @@ ExecInitNestLoop(NestLoop *node, EState *estate)
330330
caseJOIN_LEFT:
331331
nlstate->nl_NullInnerTupleSlot=
332332
ExecInitNullTupleSlot(estate,
333-
ExecGetTupType(innerPlanState(nlstate)));
333+
ExecGetResultType(innerPlanState(nlstate)));
334334
break;
335335
default:
336336
elog(ERROR,"ExecInitNestLoop: unsupported join type %d",

‎src/backend/executor/nodeSort.c‎

Lines changed: 2 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSort.c,v 1.42 2002/12/15 16:17:46 tgl Exp $
11+
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSort.c,v 1.43 2003/05/0517:57:47 tgl Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -137,7 +137,7 @@ ExecSort(SortState *node)
137137
"calling tuplesort_begin");
138138

139139
outerNode=outerPlanState(node);
140-
tupDesc=ExecGetTupType(outerNode);
140+
tupDesc=ExecGetResultType(outerNode);
141141

142142
ExtractSortKeys(plannode,&sortOperators,&attNums);
143143

@@ -173,11 +173,6 @@ ExecSort(SortState *node)
173173
*/
174174
estate->es_direction=dir;
175175

176-
/*
177-
* make sure the tuple descriptor is up to date (is this needed?)
178-
*/
179-
ExecAssignResultType(&node->ss.ps,tupDesc, false);
180-
181176
/*
182177
* finally set the sorted flag to true
183178
*/

‎src/include/executor/executor.h‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
88
* Portions Copyright (c) 1994, Regents of the University of California
99
*
10-
* $Id: executor.h,v 1.91 2003/03/11 19:40:23 tgl Exp $
10+
* $Id: executor.h,v 1.92 2003/05/05 17:57:47 tgl Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -101,7 +101,6 @@ extern PlanState *ExecInitNode(Plan *node, EState *estate);
101101
externTupleTableSlot*ExecProcNode(PlanState*node);
102102
externintExecCountSlotsNode(Plan*node);
103103
externvoidExecEndNode(PlanState*node);
104-
externTupleDescExecGetTupType(PlanState*node);
105104

106105
/*
107106
* prototypes from functions in execQual.c

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