StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Answers and rating deltas for

How can a query return only one random row for each distinct column?

Author Votes Δ
tom 1 +2.06
jitter 1 +0.22
pierre 0 -3.80
Last visited: Sep 14, 2014, 5:07:29 AM