StackRating

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

Why can't i add a foreign key formed of two columns?

Author Votes Δ
Uueerdo 2 +0.44
Andrew 0 -3.50
Last visited: Aug 17, 2017, 6:58:24 PM