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Answers and rating deltas for
How does SQL return a GROUP BY query and how to sum up each group column?
| Author | Votes | Δ |
|---|---|---|
| Erwin Moller | 3 | +0.53 |
| syck | 2 | +0.32 |
| Angen | 0 | -3.88 |
Last visited: Feb 9, 2016, 1:08:12 PM