1 files changed, 15 insertions, 0 deletions
diff --git a/modules/system/system.install b/modules/system/system.install
index 6ba6d1ff9..38753a045 100644
--- a/modules/system/system.install
+++ b/modules/system/system.install
@@ -898,10 +898,17 @@ function system_schema() {
         'not null' => TRUE,
         'default' => 0,
       ),
+      'expiration' => array(
+        'description' => 'Expiration timestamp. Expired events are purged on cron run.',
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+      ),
     ),
     'primary key' => array('fid'),
     'indexes' => array(
       'allow' => array('event', 'identifier', 'timestamp'),
+      'purge' => array('expiration'),
     ),
   );
 
@@ -2865,6 +2872,14 @@ function system_update_7044() {
 }
 
 /**
+ * Add expiration field to the {flood} table.
+ */
+function system_update_7044() {
+  db_add_field('flood', 'expiration', array('description' => 'Expiration timestamp. Expired events are purged on cron run.', 'type' => 'int', 'not null' => TRUE, 'default' => 0));
+  db_add_index('flood', 'purge', array('expiration'));
+}
+
+/**
  * @} End of "defgroup updates-6.x-to-7.x"
  * The next series of updates should start at 8000.
  */