A simple Cursor sample

declare @mid int , @comid int
declare tmp_cur cursor for
select distinct memberid, communityid from _cleanup_dups order by memberid

open tmp_cur
Fetch next from tmp_cur into @mid, @comid

while @@fetch_status = 0
begin
print @mid
print @comid
Fetch next from tmp_cur into @mid, @comid
print '---'
end

close tmp_cur
deallocate tmp_cur