group by with 3 diffrent
- by NN
I have 2 table and I wanna a query with 3 column result
in on of them 2 column with view count and title name and in the other 1 column with type_ and i wanna to grouping type_ with max(view count) and show the them title
but i didn't have any idea about grouping expression.
i think we can solve in by using sub query but i don't know which…