text: ﻿CREATE TABLE dbo.CheckUniqueConstraintHasNoNullColumnsRule_Table_With_Null_Column 
  (       A int not null
  ,       B int     null
  ,       C int     null
  ,       D int     null
  ,       constraint un_CheckUniqueConstraintHasNoNullColumnsRule_Table_With_Null_Column unique (a,b) 
  ) ;
  GO
  