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Answers and rating deltas for

Why is this kind of foreign keys possible?

Author Votes Δ
colithium 4 +4.05
Phil Factor 2 +2.15
cdonner 1 +0.03
paxdiablo 0 -0.48
Walter Mitty 0 -2.42
Last visited: Sep 14, 2014, 5:07:29 AM