1 files changed, 18 insertions, 0 deletions
diff --git a/modules/taxonomy/taxonomy.install b/modules/taxonomy/taxonomy.install
index cc2512206..86171b77d 100644
--- a/modules/taxonomy/taxonomy.install
+++ b/modules/taxonomy/taxonomy.install
@@ -222,6 +222,24 @@ function taxonomy_schema() {
 }
 
 /**
+ * Implements hook_field_schema().
+ */
+function taxonomy_field_schema($field) {
+  return array(
+    'columns' => array(
+      'tid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => FALSE,
+      ),
+    ),
+    'indexes' => array(
+      'tid' => array('tid'),
+    ),
+  );
+}
+
+/**
  * Implements hook_update_dependencies().
  */
 function taxonomy_update_dependencies() {