private function hasFeedBackup(Application $app)
    {
        $rsm = (new ResultSetMapping())->addScalarResult('Name', 'Name');
        $backup = false;

        foreach ($app['orm.em']->createNativeQuery('SHOW TABLE STATUS', $rsm)->getResult() as $row) {
            if ('feeds_backup' === $row['Name']) {
                $backup = true;
                break;
            }
        }

        return $backup;
    }