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/*-------------------------------------------------------------------------
*
* internal.c--
* Definitions required throughout the query optimizer.
*
* Copyright (c) 1994, Regents of the University of California
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/internal.c,v 1.3 1997/08/20 14:53:37 momjian Exp $
*
*-------------------------------------------------------------------------
*/
/*
* ---------- SHARED MACROS
*
* Macros common to modules for creating, accessing, and modifying
* query tree and query plan components.
* Shared with the executor.
*
*/
#include <sys/types.h>
#include "postgres.h"
#include "optimizer/internal.h"
#include "nodes/relation.h"
#include "nodes/plannodes.h"
#include "nodes/primnodes.h"
#include "utils/palloc.h"
#ifdef NOT_USED
/*****************************************************************************
*
*****************************************************************************/
/* the following should probably be moved elsewhere -ay */
TargetEntry *
MakeTLE(Resdom *resdom, Node *expr)
{
TargetEntry *rt = makeNode(TargetEntry);
rt->resdom = resdom;
rt->expr = expr;
return rt;
}
Var *
get_expr(TargetEntry *tle)
{
Assert(tle!=NULL);
Assert(tle->expr!=NULL);
return ((Var *)tle->expr);
}
#endif /* 0 */
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