1.本地会员表T_CLIENT外键卡类型编号去除。 IF EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_会员外键卡类型]') AND parent_object_id = OBJECT_ID(N'[dbo].[T_CLIENT]')) ALTER TABLE [dbo].[T_CLIENT] DROP CONSTRAINT [FK_会员外键卡类型] GO 2.