DROP TABLE IF EXISTS `classes`;
CREATE TABLE `classes` (
                           `id` int NOT NULL AUTO_INCREMENT,
                           `name` varchar(150) NOT NULL,
                           `desc` mediumtext NOT NULL,
                           `status` tinyint(1) NOT NULL DEFAULT '1',
                           `sort_order` int DEFAULT NULL,
                           PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb3;