public function unsetDataFor($arrIds)
    {
        $this->connection->createQueryBuilder()
            ->delete('tl_metamodel_rating')
            ->andWhere('mid=:mid AND aid=:aid AND iid IN (:iids)')
            ->setParameter('mid', $this->getMetaModel()->get('id'))
            ->setParameter('aid', $this->get('id'))
            ->setParameter('iids', $arrIds, Connection::PARAM_STR_ARRAY)
            ->execute();
    }