My table and data as following,
[code language="sql"]
USE [myERPMARA]
GO
ALTER TABLE [dbo].[firstTimeReg_UsrCommunity] DROP CONSTRAINT [CK_firstTimeReg_UsrCommunity]
GO
/****** Object: Inde
[code language="sql"]
USE [myERPMARA]
GO
ALTER TABLE [dbo].[firstTimeReg_UsrCommunity] DROP CONSTRAINT [CK_firstTimeReg_UsrCommunity]
GO
/****** Object: Inde