Hi ..
Try this one...
declare @tab table (id int,name varchar(10))
insert into @tab (id,name)
select 1,'Sumit' union all
select 1,'Sumit' union all
select 2,'Sumit2' union all
select 2,'Sumit2'
select id,name from ( select row_number() over (partition by id,name order by id )as row ,id,name from @tab )as t
where row= 1