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Answers and rating deltas for
How do I write an SQL query that retrieves one line per combination of existing unique ids?
| Author | Votes | Δ |
|---|---|---|
| Dour High Arch | 1 | +0.45 |
| Dan Beaulieu | 0 | -3.59 |
Last visited: Apr 29, 2015, 2:21:29 PM