alter table `demand` change column `release` `release_status` int(1) comment '是否发布(0-未发布,1-发布)'; CREATE TABLE `demand_log` ( `id` VARCHAR(36) NOT NULL, `demand_id` VARCHAR(36) NOT NULL COMMENT '需求表主键', `status` INT(1) NOT NULL COMMENT '状态', `operator` VARCHAR(36) NULL COMMENT '操作人', `principal` VARCHAR(36) NULL, `recored_time` DATETIME NOT NULL COMMENT '记录时间', `comment` VARCHAR(128) NULL COMMENT '备注', PRIMARY KEY (`id`)) ENGINE = InnoDB