postgresql/src/include/optimizer/var.h

24 lines
600 B
C

/*-------------------------------------------------------------------------
*
* var.h
* prototypes for var.c.
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: var.h,v 1.7 1999/02/13 23:21:54 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef VAR_H
#define VAR_H
#include "nodes/nodes.h"
#include "nodes/primnodes.h"
extern List *pull_varnos(Node *me);
extern bool contain_var_clause(Node *clause);
extern List *pull_var_clause(Node *clause);
extern bool var_equal(Var *var1, Var *var2);
#endif /* VAR_H */