Viewing file:  nodeIndexonlyscan.h (1.32 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/*-------------------------------------------------------------------------
*
* nodeIndexonlyscan.h
*
*
*
* Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/executor/nodeIndexonlyscan.h
*
*-------------------------------------------------------------------------
*/
#ifndef NODEINDEXONLYSCAN_H
#define NODEINDEXONLYSCAN_H
#include "nodes/execnodes.h"
#include "access/parallel.h"
extern IndexOnlyScanState *ExecInitIndexOnlyScan(IndexOnlyScan *node, EState *estate, int eflags);
extern void ExecEndIndexOnlyScan(IndexOnlyScanState *node);
extern void ExecIndexOnlyMarkPos(IndexOnlyScanState *node);
extern void ExecIndexOnlyRestrPos(IndexOnlyScanState *node);
extern void ExecReScanIndexOnlyScan(IndexOnlyScanState *node);
/* Support functions for parallel index-only scans */
extern void ExecIndexOnlyScanEstimate(IndexOnlyScanState *node,
ParallelContext *pcxt);
extern void ExecIndexOnlyScanInitializeDSM(IndexOnlyScanState *node,
ParallelContext *pcxt);
extern void ExecIndexOnlyScanReInitializeDSM(IndexOnlyScanState *node,
ParallelContext *pcxt);
extern void ExecIndexOnlyScanInitializeWorker(IndexOnlyScanState *node,
ParallelWorkerContext *pwcxt);
#endif /* NODEINDEXONLYSCAN_H */
|