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Answers and rating deltas for
Optimizing MySQL query using GROUP BY on time functions
| Author | Votes | Δ |
|---|---|---|
| ajreal | 1 | +0.80 |
| zerkms | 0 | -0.60 |
| The Scrum Meister | 0 | -1.00 |
| Nikolai | 0 | -0.60 |
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