33 lines
1.3 KiB
C
33 lines
1.3 KiB
C
/* -------------------------------------------------------------------------
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*
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* nodeSubplan.h
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*
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*
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*
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* Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/executor/nodeSubplan.h
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef NODESUBPLAN_H
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#define NODESUBPLAN_H
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#include "nodes/execnodes.h"
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extern SubPlanState* ExecInitSubPlan(SubPlan* subplan, PlanState* parent);
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extern Datum ExecSubPlan(SubPlanState* node, ExprContext* econtext, bool* isNull, ExprDoneCond* isDone = NULL);
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extern AlternativeSubPlanState* ExecInitAlternativeSubPlan(AlternativeSubPlan* asplan, PlanState* parent);
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extern Datum ExecAlternativeSubPlan(AlternativeSubPlanState *node, ExprContext *econtext, bool *isNull, ExprDoneCond* isDone = NULL);
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extern void ExecReScanSetParamPlan(SubPlanState* node, PlanState* parent);
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extern void ExecSetParamPlan(SubPlanState* node, ExprContext* econtext);
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extern void buildSubPlanHash(SubPlanState* node, ExprContext* econtext);
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extern bool slotAllNulls(TupleTableSlot* slot);
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extern bool slotNoNulls(TupleTableSlot* slot);
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extern bool findPartialMatch(TupleHashTable hashtable, TupleTableSlot* slot, FmgrInfo* eqfunctions);
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#endif /* NODESUBPLAN_H */
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