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Answers and rating deltas for
How to add up column data values when using GROUP BY
| Author | Votes | Δ |
|---|---|---|
| Dave Cullum | 1 | 0.00 |
Last visited: May 1, 2015, 8:06:19 PM
| Author | Votes | Δ |
|---|---|---|
| Dave Cullum | 1 | 0.00 |