Hi.
ex1
That worksCode:select Idx from tblx group by Idx having count(Idx )> 1
ex2
That does not work (no rows returned)Code:select Idx,id2 from tblx group by Idx,id2 having count(Idx)> 1
ex3
That worksCode:select Idx,id2,count(*) from tblx group by Idx,id2 having count(*)> 1
So am I do understand that ex2 will not work, unless I do something crazy like:
Code:select s.Idx , t.Id2 from ( select Idx from tblx group by Idx having count(*) > 1 )s join Idx t on s.Idx= t.Idx
?




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