/*-------------------------------------------------------------------------
 *
 * execdesc.h--
 *    plan and query descriptor accessor macros used by the executor
 *    and related modules.
 *
 *
 * Copyright (c) 1994, Regents of the University of California
 *
 * $Id: execdesc.h,v 1.3 1996/11/05 08:18:31 scrappy Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef EXECDESC_H
#define EXECDESC_H

#include <tcop/dest.h>
#include <nodes/plannodes.h>
#include <nodes/parsenodes.h>

/* ----------------
 *	query descriptor:
 *  a QueryDesc encapsulates everything that the executor
 *  needs to execute the query
 * ---------------------
 */
typedef struct QueryDesc {
    CmdType		operation; /* CMD_SELECT, CMD_UPDATE, etc. */
    Query		*parsetree; 
    Plan		*plantree;
    CommandDest		dest;  /* the destination output of the execution */
} QueryDesc;

/* in pquery.c */
extern QueryDesc *CreateQueryDesc(Query *parsetree, Plan *plantree,
				  CommandDest dest);

#endif /*  EXECDESC_H  */
