protected function import()
    {
        $query = '';

        while (!feof($this->file)) {
            $line = fgets($this->file);
            $trim = trim($line);

            if ($trim === '' || strpos($trim, '--') === 0 || strpos($trim, '/*') === 0) {
                continue;
            }

            if (strpos($trim, 'DELIMITER ') === 0) {
                $this->delimiter = substr($trim, 10);
                continue;
            }

            $query .= $line;

            if (substr($trim, strlen($this->delimiter) * -1) === $this->delimiter) {
                $this->pdo->exec(substr(trim($query), 0, strlen($this->delimiter) * -1));
                $query = '';
            }
        }
    }