PostgreSQL Source Code  git master
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros
nodeIndexscan.h
Go to the documentation of this file.
1 /*-------------------------------------------------------------------------
2  *
3  * nodeIndexscan.h
4  *
5  *
6  *
7  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/executor/nodeIndexscan.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef NODEINDEXSCAN_H
15 #define NODEINDEXSCAN_H
16 
17 #include "access/parallel.h"
18 #include "nodes/execnodes.h"
19 
20 extern IndexScanState *ExecInitIndexScan(IndexScan *node, EState *estate, int eflags);
21 extern void ExecEndIndexScan(IndexScanState *node);
22 extern void ExecIndexMarkPos(IndexScanState *node);
23 extern void ExecIndexRestrPos(IndexScanState *node);
24 extern void ExecReScanIndexScan(IndexScanState *node);
25 extern void ExecIndexScanEstimate(IndexScanState *node, ParallelContext *pcxt);
28 
29 /*
30  * These routines are exported to share code with nodeIndexonlyscan.c and
31  * nodeBitmapIndexscan.c
32  */
33 extern void ExecIndexBuildScanKeys(PlanState *planstate, Relation index,
34  List *quals, bool isorderby,
35  ScanKey *scanKeys, int *numScanKeys,
36  IndexRuntimeKeyInfo **runtimeKeys, int *numRuntimeKeys,
37  IndexArrayKeyInfo **arrayKeys, int *numArrayKeys);
38 extern void ExecIndexEvalRuntimeKeys(ExprContext *econtext,
39  IndexRuntimeKeyInfo *runtimeKeys, int numRuntimeKeys);
40 extern bool ExecIndexEvalArrayKeys(ExprContext *econtext,
41  IndexArrayKeyInfo *arrayKeys, int numArrayKeys);
42 extern bool ExecIndexAdvanceArrayKeys(IndexArrayKeyInfo *arrayKeys, int numArrayKeys);
43 
44 #endif /* NODEINDEXSCAN_H */
void ExecIndexEvalRuntimeKeys(ExprContext *econtext, IndexRuntimeKeyInfo *runtimeKeys, int numRuntimeKeys)
IndexScanState * ExecInitIndexScan(IndexScan *node, EState *estate, int eflags)
void ExecIndexMarkPos(IndexScanState *node)
void ExecReScanIndexScan(IndexScanState *node)
Definition: type.h:89
void ExecIndexRestrPos(IndexScanState *node)
void ExecIndexScanInitializeDSM(IndexScanState *node, ParallelContext *pcxt)
void ExecIndexScanInitializeWorker(IndexScanState *node, shm_toc *toc)
void ExecIndexScanEstimate(IndexScanState *node, ParallelContext *pcxt)
bool ExecIndexAdvanceArrayKeys(IndexArrayKeyInfo *arrayKeys, int numArrayKeys)
void ExecEndIndexScan(IndexScanState *node)
Definition: pg_list.h:45
bool ExecIndexEvalArrayKeys(ExprContext *econtext, IndexArrayKeyInfo *arrayKeys, int numArrayKeys)
void ExecIndexBuildScanKeys(PlanState *planstate, Relation index, List *quals, bool isorderby, ScanKey *scanKeys, int *numScanKeys, IndexRuntimeKeyInfo **runtimeKeys, int *numRuntimeKeys, IndexArrayKeyInfo **arrayKeys, int *numArrayKeys)