Change Copyright from PostgreSQL, Inc to PostgreSQL Global Development Group.

[pg-rex/syncrep.git] / src / include / utils / lsyscache.h

diff --git a/src/include/utils/lsyscache.h b/src/include/utils/lsyscache.h
index b1b402d..5f9a960 100644 (file)
--- a/src/include/utils/lsyscache.h
+++ b/src/include/utils/lsyscache.h
@@ -1,44 +1,47 @@
 /*-------------------------------------------------------------------------
  *
- * lsyscache.h--
+ * lsyscache.h
+ *       Convenience routines for common queries in the system catalog cache.
  *
+ * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
  *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: lsyscache.h,v 1.9 1998/02/10 16:04:38 momjian Exp $
+ * $Id: lsyscache.h,v 1.29 2001/01/24 19:43:28 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
 #ifndef LSYSCACHE_H
 #define LSYSCACHE_H
 
-#include <access/attnum.h>
-#include <access/htup.h>
+#include "access/htup.h"
 
-extern bool op_class(Oid opid, int32 opclass, Oid amopid);
+extern bool op_class(Oid opno, Oid opclass, Oid amopid);
 extern char *get_attname(Oid relid, AttrNumber attnum);
 extern AttrNumber get_attnum(Oid relid, char *attname);
 extern Oid     get_atttype(Oid relid, AttrNumber attnum);
 extern bool get_attisset(Oid relid, char *attname);
-extern int16 get_atttypmod(Oid relid, AttrNumber attnum);
-extern RegProcedure get_opcode(Oid opid);
-extern char *get_opname(Oid opid);
-extern bool op_mergesortable(Oid opid, Oid ltype, Oid rtype,
+extern int32 get_atttypmod(Oid relid, AttrNumber attnum);
+extern double get_attdispersion(Oid relid, AttrNumber attnum,
+                                 double min_estimate);
+extern RegProcedure get_opcode(Oid opno);
+extern char *get_opname(Oid opno);
+extern bool op_mergejoinable(Oid opno, Oid ltype, Oid rtype,
                                 Oid *leftOp, Oid *rightOp);
-extern Oid     op_hashjoinable(Oid opid, Oid ltype, Oid rtype);
-extern Oid     get_commutator(Oid opid);
-extern HeapTuple get_operator_tuple(Oid opno);
-extern Oid     get_negator(Oid opid);
-extern RegProcedure get_oprrest(Oid opid);
-extern RegProcedure get_oprjoin(Oid opid);
-extern int     get_relnatts(Oid relid);
+extern Oid     op_hashjoinable(Oid opno, Oid ltype, Oid rtype);
+extern bool op_iscachable(Oid opno);
+extern Oid     get_commutator(Oid opno);
+extern Oid     get_negator(Oid opno);
+extern RegProcedure get_oprrest(Oid opno);
+extern RegProcedure get_oprjoin(Oid opno);
+extern Oid     get_func_rettype(Oid funcid);
+extern bool func_iscachable(Oid funcid);
 extern char *get_rel_name(Oid relid);
-extern struct varlena *get_relstub(Oid relid, int no, bool *islast);
-extern Oid     get_ruleid(char *rulename);
-extern Oid     get_eventrelid(Oid ruleid);
 extern int16 get_typlen(Oid typid);
 extern bool get_typbyval(Oid typid);
-extern struct varlena *get_typdefault(Oid typid);
+extern void get_typlenbyval(Oid typid, int16 *typlen, bool *typbyval);
+extern char get_typstorage(Oid typid);
+extern Datum get_typdefault(Oid typid);
+
+#define TypeIsToastable(typid)  (get_typstorage(typid) != 'p')
 
-#endif                                                 /* LSYSCACHE_H */
+#endif  /* LSYSCACHE_H */