--- /dev/null
+/**
+ * Implements hook_comment_load().
+ */
+function {{ machine_name }}_comment_load($comments) {
+ $result = db_query('SELECT cid, foo FROM {mytable} WHERE cid IN (:cids)', array(':cids' => array_keys($comments)));
+ foreach ($result as $record) {
+ $comments[$record->cid]->foo = $record->foo;
+ }
+}