I have to select userID and productID of top 3 retailerID based on rScore for each userID
I need my sql query to get result like 3rd table from first and second table.
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SO is not a code-writing service, what have you tried? Have you looked at the [greatest-n-per-group] tag? – Barmar Sep 01 '14 at 10:09
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Yes i have tried. But i have experience only in MS SQL. I'm trying best to find. That's y posted here. – HarisJayadev Sep 01 '14 at 10:20