update T_BAS_Message set FIsImportant = 1 where FIsImportant is null WF 为消息表新增字段设置默认值 update T_PM_User set FIsSynToCloud =0 where FIsSynToCloud is null USER 为用户表新增字段设置默认值 update T_PM_User set FIsActivate = 0 where FIsActivate is null USER 为用户表新增字段设置默认值 update T_PM_User set FUid ='' where FUid is null USER 为用户表新增字段设置默认值 update T_PM_PermItem set FIsUserDefined =0 where FIsUserDefined is null BASE 为权限项新增字段设置默认值