From 01de5e4f9af25fbd6c549ee972340bb3aa92dbcf Mon Sep 17 00:00:00 2001
From: padams <peter@oncefuture.com>
Date: Mon, 5 Jul 2010 08:18:32 +0000
Subject: [PATCH] adding ix for session source referrral migration.

---
 modules/base/updates/005.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/base/updates/005.php b/modules/base/updates/005.php
index 1817aeaa8..097d443be 100644
--- a/modules/base/updates/005.php
+++ b/modules/base/updates/005.php
@@ -196,7 +196,7 @@ function up() {
 			WHERE
     			session.referer_id != 0 AND
     			session.referer_id != '' AND
-    			session.referer_id != null AND
+    			session.referer_id IS NOT null AND
     			session.source != 'feed' AND
     			session.source != 'organic-search'"
     	);