SET FOREIGN_KEY_CHECKS=0; ALTER TABLE `client` ADD COLUMN `MarginRate` double(18, 4) NULL DEFAULT NULL COMMENT '追保系数' AFTER `TradingPaltform`; ALTER TABLE `client` ADD COLUMN `DesirableRate` double(18, 4) NULL DEFAULT NULL COMMENT '可取系数' AFTER `MarginRate`; ALTER TABLE `client` ADD COLUMN `MinimumTransferAmount` double(18, 4) NULL DEFAULT NULL COMMENT '最小转账金额' AFTER `DesirableRate`; ALTER TABLE `clientduty` ADD COLUMN `AuthorizeEndDate` datetime NULL DEFAULT NULL COMMENT '授权到期日' AFTER `DeadLine`; SET FOREIGN_KEY_CHECKS=1;