public function ormRunDql(
        $dql,
        $opt = [
            'hydrate'      => 'object',
            'first-result' => null,
            'max-result'   => null,
            'depth'        => 7,
        ]
    ) {
        $validOpts = [
            'hydrate',
            'first-result',
            'max-result',
            'depth',
        ];
        $command = new Command\RunDqlCommand;

        $arg = [
            'dql' => $dql,
        ];

        $this->runDoctrineCommand($command, $opt, $arg);
    }