Location via proxy:   [ UP ]  
[Report a bug]   [Manage cookies]                
summaryrefslogtreecommitdiff
blob: c88da074a5826a33e5bff9351caf768a3028a7df (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
/*-------------------------------------------------------------------------
 *
 * var.h
 *	  prototypes for var.c.
 *
 *
 * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $Id: var.h,v 1.17 2001/11/05 17:46:34 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef VAR_H
#define VAR_H

#include "nodes/primnodes.h"

extern List *pull_varnos(Node *node);
extern bool contain_var_reference(Node *node, int varno, int varattno,
					  int levelsup);
extern bool contain_whole_tuple_var(Node *node, int varno, int levelsup);
extern bool contain_var_clause(Node *node);
extern List *pull_var_clause(Node *node, bool includeUpperVars);

#endif   /* VAR_H */