1 /*-------------------------------------------------------------------------
2  *
3  * parse_expr.h
4  *	  handle expressions in parser
5  *
6  * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
7  * Portions Copyright (c) 1994, Regents of the University of California
8  *
9  * src/include/parser/parse_expr.h
10  *
11  *-------------------------------------------------------------------------
12  */
13 #ifndef PARSE_EXPR_H
14 #define PARSE_EXPR_H
15 
16 #include "parser/parse_node.h"
17 
18 /* GUC parameters */
19 extern bool Transform_null_equals;
20 
21 extern Node *transformExpr(ParseState *pstate, Node *expr, ParseExprKind exprKind);
22 
23 extern const char *ParseExprKindName(ParseExprKind exprKind);
24 
25 #endif							/* PARSE_EXPR_H */
26