From 0cb65564e5f855b1e9aa145fd645352130f74646 Mon Sep 17 00:00:00 2001
From: Tom Lane
Date: Mon, 7 Dec 2009 05:22:23 +0000
Subject: Add exclusion constraints, which generalize the concept of uniqueness
 to support any indexable commutative operator, not just equality.  Two rows
 violate the exclusion constraint if "row1.col OP row2.col" is TRUE for each
 of the columns in the constraint.

Jeff Davis, reviewed by Robert Haas
---
 src/include/parser/kwlist.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/include/parser')

diff --git a/src/include/parser/kwlist.h b/src/include/parser/kwlist.h
index 42087742fa1..f07057c4306 100644
--- a/src/include/parser/kwlist.h
+++ b/src/include/parser/kwlist.h
@@ -11,7 +11,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/include/parser/kwlist.h,v 1.6 2009/11/05 23:24:27 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/include/parser/kwlist.h,v 1.7 2009/12/07 05:22:23 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -143,6 +143,7 @@ PG_KEYWORD("end", END_P, RESERVED_KEYWORD)
 PG_KEYWORD("enum", ENUM_P, UNRESERVED_KEYWORD)
 PG_KEYWORD("escape", ESCAPE, UNRESERVED_KEYWORD)
 PG_KEYWORD("except", EXCEPT, RESERVED_KEYWORD)
+PG_KEYWORD("exclude", EXCLUDE, UNRESERVED_KEYWORD)
 PG_KEYWORD("excluding", EXCLUDING, UNRESERVED_KEYWORD)
 PG_KEYWORD("exclusive", EXCLUSIVE, UNRESERVED_KEYWORD)
 PG_KEYWORD("execute", EXECUTE, UNRESERVED_KEYWORD)
-- 
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