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Rating Stats for

John Ormerod

Rating
1497.48 (3,952,702nd)
Reputation
126 (616,238th)
Page: 1
Title Δ
Help optimizing a query with 16 subqueries -3.40
Is SQL GROUP BY a design flaw? +3.89
SQL finding the maximum of all averaged results -1.72
Very slow SQL statement -1.30