/*-------------------------------------------------------------------------
 *
 * valid.h--
 *	  POSTGRES tuple qualification validity definitions.
 *
 *
 * Copyright (c) 1994, Regents of the University of California
 *
 * $Id: valid.h,v 1.5 1997/09/07 04:56:18 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef VALID_H
#define VALID_H

#include <utils/tqual.h>
#include <storage/bufpage.h>
#include <utils/rel.h>

/* ----------------
 *		extern decl's
 * ----------------
 */

extern bool
heap_keytest(HeapTuple t, TupleDesc tupdesc,
			 int nkeys, ScanKey keys);

extern HeapTuple
heap_tuple_satisfies(ItemId itemId, Relation relation,
					 Buffer buffer, PageHeader disk_page,
					 TimeQual qual, int nKeys,
					 ScanKey key);

extern bool		TupleUpdatedByCurXactAndCmd(HeapTuple t);

#endif							/* VALID_H */