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Rating Stats for

Ess Oh Hader

Rating
1496.99 (3,992,364th)

Reputation
31 (1,285,008th)

Page: 1

Title	Δ
Are unique constraints on the DB necessary?	-3.01
Database design - doubt in mapping the relationships	+3.99
Email Notification Preferences	-0.22
Is this a valid use of NULL foreign keys?	-3.78