From bc18c38d1ac0d8369c338056fce99dbbcee6c854 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Sat, 18 Jan 1997 05:48:07 +0000
Subject: [PATCH] Prevent UNIQUE indexes for non-btree access methods.

---
 src/backend/commands/defind.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/backend/commands/defind.c b/src/backend/commands/defind.c
index 0618be3e20..4ab583e94d 100644
--- a/src/backend/commands/defind.c
+++ b/src/backend/commands/defind.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/commands/Attic/defind.c,v 1.9 1996/11/13 20:48:22 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/commands/Attic/defind.c,v 1.10 1997/01/18 05:48:07 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -105,7 +105,10 @@ DefineIndex(char *heapRelationName,
 	     heapRelationName);
     }
     relationId = tuple->t_oid;
-    
+
+    if (unique && strcmp(accessMethodName,"btree") != 0)
+	elog(WARN, "DefineIndex: unique indexes are only available with the btree access method");
+
     /*
      * compute access method id
      */