CREATE TABLE `ufutx_dynamic_status`(
    `id` INT NOT NULL AUTO_INCREMENT , 
    `user_id` INT NOT NULL COMMENT "用户id",
    `tag` VARCHAR(50) NOT NULL COMMENT "标识",
    `start_time` TIMESTAMP DEFAULT NULL COMMENT "开始时间",
    `end_time` TIMESTAMP DEFAULT NULL COMMENT "结束时间",
    `created_at` TIMESTAMP NULL DEFAULT NULL , 
    `updated_at` TIMESTAMP NULL DEFAULT NULL , 
    PRIMARY KEY (`id`)
) ENGINE = InnoDB COMMENT = '一分钟演讲状态';