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Answers and rating deltas for
how can i merge table with rows of null in mysql
| Author | Votes | Δ |
|---|---|---|
| PM 77-1 | 0 | +0.97 |
| Barmar | 0 | -0.55 |
| Gordon Linoff | 0 | -0.42 |
Last visited: Jan 2, 2016, 2:33:54 AM