public function getSqlFileByName($fileName)
    {
        $sqlFinder = $this->getFinder();

        $files = $sqlFinder->files()
            ->in($this->sqlFilesDir)
            ->name($fileName)
        ;

        if ($files->count() !== 1) {
            throw new RuntimeException('cannot find File:' . $fileName);
        }

        foreach ($files as $file){
            return $file;
        }
    }