nodelimit.h

来自「PostgreSQL7.4.6 for Linux」· C头文件 代码 · 共 26 行

/*-------------------------------------------------------------------------
 *
 * nodeLimit.h
 *
 *
 *
 * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $Id: nodeLimit.h,v 1.8 2003/08/04 02:40:13 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef NODELIMIT_H
#define NODELIMIT_H

#include "nodes/execnodes.h"

extern int	ExecCountSlotsLimit(Limit *node);
extern LimitState *ExecInitLimit(Limit *node, EState *estate);
extern TupleTableSlot *ExecLimit(LimitState *node);
extern void ExecEndLimit(LimitState *node);
extern void ExecReScanLimit(LimitState *node, ExprContext *exprCtxt);

#endif   /* NODELIMIT_H */