public static function deleteOrdCheck(string $stmt, int $offset)
    {
        $sqlType = self::OTHER;
        switch ($stmt[$offset + 1]) {
            case 'E':
            case 'e':
                $sqlType = self::dCheck($stmt, $offset);
                break;
            case 'R':
            case 'r':
                $sqlType = self::dropCheck($stmt, $offset);
                break;
            default:
                $sqlType = self::OTHER;
        }
        return $sqlType;
    }