nodetidscan.h

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

/*-------------------------------------------------------------------------
 *
 * nodeTidscan.h
 *
 *
 *
 * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $PostgreSQL: pgsql/src/include/executor/nodeTidscan.h,v 1.15 2004/12/31 22:03:29 pgsql Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef NODETIDSCAN_H
#define NODETIDSCAN_H

#include "nodes/execnodes.h"

extern int	ExecCountSlotsTidScan(TidScan *node);
extern TidScanState *ExecInitTidScan(TidScan *node, EState *estate);
extern TupleTableSlot *ExecTidScan(TidScanState *node);
extern void ExecEndTidScan(TidScanState *node);
extern void ExecTidMarkPos(TidScanState *node);
extern void ExecTidRestrPos(TidScanState *node);
extern void ExecTidReScan(TidScanState *node, ExprContext *exprCtxt);

#endif   /* NODETIDSCAN_H */