From 15fe37a76b5c2ecda669e16a03f644ed14b9d0a3 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sun, 27 Jun 2010 16:51:38 +0000
Subject: - Patch #838528 by marcingy: primary index on session table is not
 update when upgrading.

---
 includes/update.inc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'includes')

diff --git a/includes/update.inc b/includes/update.inc
index b27dbff5a..7db61191e 100644
--- a/includes/update.inc
+++ b/includes/update.inc
@@ -586,6 +586,10 @@ function update_fix_d7_requirements() {
     // Add ssid column and index.
     db_add_field('sessions', 'ssid', array('description' => "Secure session ID. The value is generated by PHP's Session API.", 'type' => 'varchar', 'length' => 128, 'not null' => TRUE, 'default' => ''));
     db_add_index('sessions', 'ssid', array('ssid'));
+    // Drop existing primary key.
+    db_drop_primary_key('sessions');
+    // Add new primary key.
+    db_add_primary_key('sessions', array('sid', 'ssid'));
 
     variable_set('update_d7_requirements', TRUE);
   }
-- 
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