1 files changed, 0 insertions, 54 deletions
diff --git a/src/backend/optimizer/clauses.h b/src/backend/optimizer/clauses.h
deleted file mode 100644
index 2289223b3e8..00000000000
--- a/src/backend/optimizer/clauses.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * clauses.h--
- *    prototypes for clauses.c.
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: clauses.h,v 1.1.1.1 1996/07/09 06:21:34 scrappy Exp $
- *
- *-------------------------------------------------------------------------
- */
-#ifndef CLAUSES_H
-#define CLAUSES_H
-
-#include "nodes/pg_list.h"
-#include "nodes/primnodes.h"
-
-extern Expr *make_clause(int type, Node *oper, List *args);
-extern bool is_opclause(Node *clause);
-extern Expr *make_opclause(Oper *op, Var *leftop, Var *rightop);
-extern Var *get_leftop(Expr *clause);
-extern Var *get_rightop(Expr *clause);
-
-extern bool agg_clause(Node *clause);
-
-extern bool is_funcclause(Node *clause);
-extern Expr *make_funcclause(Func *func, List *funcargs);
-
-extern bool or_clause(Node *clause);
-extern Expr *make_orclause(List *orclauses);
-
-extern bool not_clause(Node *clause);
-extern Expr *make_notclause(Expr *notclause);
-extern Expr *get_notclausearg(Expr *notclause);
-
-extern bool and_clause(Node *clause);
-extern Expr *make_andclause(List *andclauses);
-
-extern List *pull_constant_clauses(List *quals, List **constantQual);
-extern void clause_relids_vars(Node *clause, List **relids, List **vars);
-extern int NumRelids(Node *clause);
-extern bool contains_not(Node *clause);
-extern bool join_clause_p(Node *clause);
-extern bool qual_clause_p(Node *clause);
-extern void fix_opid(Node *clause);
-extern List *fix_opids(List *clauses);
-extern void get_relattval(Node *clause, int *relid,
-	AttrNumber *attno, Datum *constval, int *flag);
-extern void get_rels_atts(Node *clause, int *relid1,
-	AttrNumber *attno1, int *relid2, AttrNumber *attno2);
-extern void CommuteClause(Node *clause);
-
-#endif	/* CLAUSES_H */