USE [Jiepei_WMS] ALTER TABLE [dbo].[WMProductUnit] ADD [UnitCode] varchar(12) NULL EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'µ¥Î»±àÂë' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'WMProductUnit', @level2type=N'COLUMN',@level2name=N'UnitCode' GO