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/*-------------------------------------------------------------------------
*
* parse_expr.h
*
*
*
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: parse_expr.h,v 1.19 2000/06/15 03:32:55 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PARSE_EXPR_H
#define PARSE_EXPR_H
#include "parser/parse_node.h"
#define EXPR_COLUMN_FIRST 1
#define EXPR_RELATION_FIRST 2
extern int max_expr_depth;
extern Node *transformExpr(ParseState *pstate, Node *expr, int precedence);
extern Oid exprType(Node *expr);
extern int32 exprTypmod(Node *expr);
extern bool exprIsLengthCoercion(Node *expr, int32 *coercedTypmod);
extern void parse_expr_init(void);
#endif /* PARSE_EXPR_H */
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