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Answers and rating deltas for
Oracle/SQL - Need help optimizing this union/group/count query
| Author | Votes | Δ |
|---|---|---|
| Quassnoi | 2 | +0.82 |
| Oleg Danu | 0 | -0.98 |
| Dave Costa | 0 | -0.70 |
Last visited: Sep 14, 2014, 5:07:29 AM