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Answers and rating deltas for

How to get unique set of rows from SQL where uniqueness is defined by 2 columns?

Author Votes Δ
Adam Ruth 6 +4.37
Mark Byers 4 +0.38
Andomar 2 -0.52
µBio 1 -2.78
Last visited: Sep 14, 2014, 5:07:29 AM