/*-------------------------------------------------------------------------
 *
 * explain.h
 *	  prototypes for explain.c
 *
 * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994-5, Regents of the University of California
 *
 * $Id: explain.h,v 1.19 2003/05/06 20:26:27 tgl Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef EXPLAIN_H
#define EXPLAIN_H

#include "executor/executor.h"
#include "nodes/parsenodes.h"
#include "tcop/dest.h"


extern void ExplainQuery(ExplainStmt *stmt, DestReceiver *dest);

extern TupleDesc ExplainResultDesc(ExplainStmt *stmt);

extern void ExplainOnePlan(QueryDesc *queryDesc, ExplainStmt *stmt,
						   TupOutputState *tstate);

#endif   /* EXPLAIN_H */
