ALTER TABLE Comprehensive_NCRManagement ADD Supervisor nvarchar(50) go ALTER TABLE [dbo].[Comprehensive_NCRManagement] WITH CHECK ADD CONSTRAINT [FK_Comprehensive_NCRManagement_Sys_User] FOREIGN KEY([Supervisor]) REFERENCES [dbo].[Sys_User] ([UserId]) GO ALTER TABLE [dbo].[Comprehensive_NCRManagement] CHECK CONSTRAINT [FK_Comprehensive_NCRManagement_Sys_User] GO