1 files changed, 10 insertions, 0 deletions
diff --git a/modules/aggregator/aggregator.install b/modules/aggregator/aggregator.install
index b84556a9d..d6cc0392b 100644
--- a/modules/aggregator/aggregator.install
+++ b/modules/aggregator/aggregator.install
@@ -260,6 +260,7 @@ function aggregator_schema() {
     'primary key' => array('iid'),
     'indexes' => array(
       'fid' => array('fid'),
+      'timestamp' => array('timestamp'),
     ),
     'foreign keys' => array(
       'aggregator_feed' => array(
@@ -326,5 +327,14 @@ function aggregator_update_7003() {
 }
 
 /**
+ * Add index on timestamp.
+ */
+function aggregator_update_7004() {
+  if (!db_index_exists('aggregator_item', 'timestamp')) {
+    db_add_index('aggregator_item', 'timestamp', array('timestamp'));
+  }
+}
+
+/**
  * @} End of "addtogroup updates-7.x-extra"
  */