iqual.h

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

/*-------------------------------------------------------------------------
 *
 * iqual.h
 *	  Index scan key qualification definitions.
 *
 *
 * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $PostgreSQL: pgsql/src/include/access/iqual.h,v 1.23 2004/12/31 22:03:21 pgsql Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef IQUAL_H
#define IQUAL_H

#include "access/itup.h"
#include "access/skey.h"


/* ----------------
 *		index tuple qualification support
 * ----------------
 */

extern int	NIndexTupleProcessed;

extern bool index_keytest(IndexTuple tuple, TupleDesc tupdesc,
			  int scanKeySize, ScanKey key);

#endif   /* IQUAL_H */