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Answers and rating deltas for
How do I roll up multiple detail rows' columns into a single column?
| Author | Votes | Δ |
|---|---|---|
| John Woo | 2 | +0.61 |
| RolandoMySQLDBA | 2 | +1.33 |
| mellamokb | 1 | -1.94 |
Last visited: Sep 14, 2014, 5:07:29 AM