nodeseqscan.h

来自「关系型数据库 Postgresql 6.5.2」· C头文件 代码 · 共 29 行

/*-------------------------------------------------------------------------
 *
 * nodeSeqscan.h
 *
 *
 *
 * Copyright (c) 1994, Regents of the University of California
 *
 * $Id: nodeSeqscan.h,v 1.8 1999/02/13 23:21:28 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef NODESEQSCAN_H
#define NODESEQSCAN_H

#include "executor/tuptable.h"
#include "nodes/execnodes.h"
#include "nodes/plannodes.h"

extern TupleTableSlot *ExecSeqScan(SeqScan *node);
extern bool ExecInitSeqScan(SeqScan *node, EState *estate, Plan *parent);
extern int	ExecCountSlotsSeqScan(SeqScan *node);
extern void ExecEndSeqScan(SeqScan *node);
extern void ExecSeqReScan(SeqScan *node, ExprContext *exprCtxt, Plan *parent);
extern void ExecSeqMarkPos(SeqScan *node);
extern void ExecSeqRestrPos(SeqScan *node);

#endif	 /* NODESEQSCAN_H */