ALTER TABLE `model` DROP COLUMN `manager_id`; ALTER TABLE `cms_category` DROP COLUMN `category_datetime`; ALTER TABLE `logger` MODIFY COLUMN `id` bigint(20) UNSIGNED NOT NULL; ALTER TABLE `mdiy_page` ADD COLUMN `NOT_DEL` int(1) DEFAULT 0 COMMENT '删除标记'; ALTER TABLE `mdiy_model` DROP INDEX `indx_model_name`;