Add functions to support AT TIME ZONE syntax.

Update catalog version to today.

Author: Thomas G. Lockhart

src/include/catalog/catversion.h

@@ -37,7 +37,7 @@
  * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: catversion.h,v 1.54 2000/10/31 10:22:12 petere Exp $
+ * $Id: catversion.h,v 1.55 2000/11/06 15:58:46 thomas Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -53,6 +53,6 @@
  */
 
 /*							yyyymmddN */
-#define CATALOG_VERSION_NO	200010310
+#define CATALOG_VERSION_NO	200011060
 
 #endif

src/include/catalog/pg_proc.h

@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_proc.h,v 1.171 2000/10/31 10:22:12 petere Exp $
+ * $Id: pg_proc.h,v 1.172 2000/11/06 15:58:46 thomas Exp $
  *
  * NOTES
  *	  The script catalog/genbki.sh reads this file and generates .bki
@@ -1258,6 +1258,9 @@ DESCR("equal");
 
 /* OIDS 1000 - 1999 */
 
+DATA(insert OID = 1026 (  timezone		   PGUID 12 f t f t 2 f	25 "1186 1184" 100 0 0 100  timestamp_izone - ));
+DESCR("time zone");
+
 DATA(insert OID = 1029 (  nullvalue		   PGUID 12 f t t f 1 f 16 "0" 100 0 0 100  nullvalue - ));
 DESCR("(internal)");
 DATA(insert OID = 1030 (  nonnullvalue	   PGUID 12 f t t f 1 f 16 "0" 100 0 0 100  nonnullvalue - ));