/**
     * Method _extra_enum_set_handle
     *
     * @param $string $string [explicite description]
     *
     * @return String
     */
public function _extra_enum_set_handle($string = null)
    {
        $find = ['/(^\w+\(?)/', '/(\)$)/'];  // reg 'a(' or ')'
        $replace_type = preg_replace($find, '', $string); /// replace first string of type ex set('es','ea') or enum('1','11')
        return $replace_type;
    }

if (!isset($match[2])) {
                switch (strtoupper($match[0])) {
                        //type enum need extra handle
                    case 'ENUM':
                        $add_field_str .= "\t\t\t\t'constraint' => [" . $this->_extra_enum_set_handle($column['Type']) . "],\n";
                        break;
                    // Add SET type
                    case 'SET':
                        $add_field_str .= "\t\t\t\t'constraint' => [" . $this->_extra_enum_set_handle($column['Type']) . "],\n";
                        break;
                    default:
                        $add_field_str .= "\t\t\t\t'constraint' => '" . strtoupper($column['Type']) . "'," . "\n";
                        break;
                }
            }

       else{
                /// constraint not number 
                if(is_numeric($match[2])){
                    $add_field_str .= "\t\t\t\t'constraint' => '" . strtoupper($match[2]) . "'," . "\n";
                }
            }

            'field' => array(
                'type' => 'SET',
                'constraint SET' => ['aaa','bbb','ccc','ddd','ffff'],
            ),