--- drush_make.project.inc.orig 2009-10-30 11:06:54.521843216 -0500
+++ drush_make.project.inc      2009-10-30 11:07:02.960501900 -0500

--- zeitgeist.install.orig	Sun Jul 05 10:24:12 2009
+++ zeitgeist.install	Wed Feb 03 10:40:18 2010
@@ -34,6 +34,13 @@
         'default'     => 'node',
         'description' => $t('The search category. Core categories are "node" and "user".'),
       ),
+      'domain_id' => array(
+        'type'        => 'int',
+        'length'      => 11,
+        'not null'    => FALSE,
+        'default'     => NULL,
+        'description' => $t('The id of the domain in which this search was executed.'),
+      ),
       'ts'          => array(
         'type'        => 'int',
         'unsigned'    => TRUE,
@@ -85,6 +92,23 @@
  */
 function zeitgeist_update_6000() {
   $ret = array();
+  return $ret;
+}
+
+/**
+ * Adds the 'domain_id' column to the zeitgeist table
+ *
+ * @return array
+ */
+function zeitgeist_update_6001() {
+  $t = get_t();
+  $ret = array();
+  db_add_column($ret, 'zeitgeist', 'domain_id', 'int', array(
+    'length'      => 11,
+    'not null'    => FALSE,
+    'default'     => NULL,
+    'description' => $t('The id of the domain in which this search was executed.'))
+  );
   return $ret;
 }