src/include/nodes/nodeFuncs.h

/*-------------------------------------------------------------------------
 *
 * nodeFuncs.h
 *		Various general-purpose manipulations of Node trees
 *
 * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $PostgreSQL: pgsql/src/include/nodes/nodeFuncs.h,v 1.24 2006/03/05 15:58:56 momjian Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef NODEFUNCS_H
#define NODEFUNCS_H

#include "nodes/primnodes.h"
#include "nodes/parsenodes.h"
#include "nodes/plannodes.h"

extern int	exprLocation(Node *expr);

extern bool single_node(Node *node);
extern bool var_is_outer(Var *var);
extern bool var_is_rel(Var *var);

extern void CopyLogicalIndexInfo(const LogicalIndexInfo *from, LogicalIndexInfo *newnode);

#endif   /* NODEFUNCS_H */