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Answers and rating deltas for

Is there an elegant way to store a dual relationship (i.e. user 1 and user 2 are friends)

Author Votes Δ
ypercubeᵀᴹ 7 +1.46
nvogel 2 +0.46
Ted 1 -0.50
Erwin Smout 0 -0.47
Raj -2 -1.39
Last visited: Sep 14, 2014, 5:07:29 AM