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Answers and rating deltas for
How to improve performance of sql query that has UNION and sub-select?
| Author | Votes | Δ |
|---|---|---|
| gbn | 1 | +0.90 |
| Alex Norcliffe | 0 | -0.72 |
| Andriy M | 0 | -0.51 |
| Sparky | 0 | -0.29 |
Last visited: Sep 14, 2014, 5:07:29 AM