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39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
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/*-------------------------------------------------------------------------
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*
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* nodeIndexscan.h
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*
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*
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*
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* Portions Copyright (c) 1996-2011, 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/nodeIndexscan.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NODEINDEXSCAN_H
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#define NODEINDEXSCAN_H
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#include "nodes/execnodes.h"
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extern IndexScanState *ExecInitIndexScan(IndexScan *node, EState *estate, int eflags);
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extern TupleTableSlot *ExecIndexScan(IndexScanState *node);
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extern void ExecEndIndexScan(IndexScanState *node);
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extern void ExecIndexMarkPos(IndexScanState *node);
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extern void ExecIndexRestrPos(IndexScanState *node);
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extern void ExecReScanIndexScan(IndexScanState *node);
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/* routines exported to share code with nodeBitmapIndexscan.c */
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extern void ExecIndexBuildScanKeys(PlanState *planstate, Relation index,
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Index scanrelid, List *quals, bool isorderby,
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ScanKey *scanKeys, int *numScanKeys,
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IndexRuntimeKeyInfo **runtimeKeys, int *numRuntimeKeys,
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IndexArrayKeyInfo **arrayKeys, int *numArrayKeys);
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extern void ExecIndexEvalRuntimeKeys(ExprContext *econtext,
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IndexRuntimeKeyInfo *runtimeKeys, int numRuntimeKeys);
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extern bool ExecIndexEvalArrayKeys(ExprContext *econtext,
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IndexArrayKeyInfo *arrayKeys, int numArrayKeys);
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extern bool ExecIndexAdvanceArrayKeys(IndexArrayKeyInfo *arrayKeys, int numArrayKeys);
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#endif /* NODEINDEXSCAN_H */
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