ALTER TABLE `zh_material` ADD `is_new` TINYINT(1) NOT NULL DEFAULT '0' COMMENT '是否是新建的调差，用于区分清单新建规则' AFTER `in_time`;

ALTER TABLE `zh_change_plan` ADD `expr` TEXT NULL DEFAULT NULL COMMENT '工程量数量计算式' AFTER `memo`;

ALTER TABLE `zh_project_account` ADD `stamp_path` VARCHAR(255) NULL DEFAULT NULL COMMENT '用户签章oss地址' AFTER `sign_path`;

ALTER TABLE `zh_advance_pay` ADD `pay_time` DATETIME NULL DEFAULT NULL COMMENT '支付时间' AFTER `end_time`;
UPDATE `zh_advance_pay` SET `pay_time`= `create_time`
