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Answers and rating deltas for
How to optimize SELECT some_field, max(primary_key) FROM table GROUP BY some_field
| Author | Votes | Δ |
|---|---|---|
| bobthedeveloper | 0 | -0.43 |
| DRapp | 0 | +0.43 |
Last visited: Apr 28, 2015, 7:12:06 PM