text: CREATE TABLE `m_file` (
    `id` int(11) NOT NULL AUTO_INCREMENT,
    `article_id` int(11) NOT NULL,
    `name` varchar(255) DEFAULT NULL,
    `extension` varchar(20) DEFAULT NULL,
    `content_type` varchar(20) DEFAULT NULL,
    `order_no` int(11) DEFAULT '0',
    `checksum` varchar(32) DEFAULT NULL,
    `upd_date` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    `del_flg` char(1) NOT NULL DEFAULT '0',
    PRIMARY KEY (`id`)
  ) ENGINE=InnoDB AUTO_INCREMENT=53027 DEFAULT CHARSET=utf8;
  