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/*-------------------------------------------------------------------------
*
* tlist.h--
* prototypes for tlist.c.
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: tlist.h,v 1.13 1998/09/01 04:37:21 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef TLIST_H
#define TLIST_H
#include "nodes/nodes.h"
#include "nodes/parsenodes.h"
#include "nodes/relation.h"
extern TargetEntry *tlistentry_member(Var *var, List *targetlist);
extern Expr *matching_tlvar(Var *var, List *targetlist);
extern void add_tl_element(RelOptInfo * rel, Var *var);
extern TargetEntry *create_tl_element(Var *var, int resdomno);
extern List *get_actual_tlist(List *tlist);
extern Resdom *tlist_member(Var *var, List *tlist);
extern Resdom *tlist_resdom(List *tlist, Resdom *resnode);
extern TargetEntry *match_varid(Var *test_var, List *tlist);
extern List *new_unsorted_tlist(List *targetlist);
extern List *copy_vars(List *target, List *source);
extern List *flatten_tlist(List *tlist);
extern List *flatten_tlist_vars(List *full_tlist,
List *flat_tlist);
#endif /* TLIST_H */
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