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Answers and rating deltas for
Oracle SQL using group by: Can you group by a field used to join two tables?
| Author | Votes | Δ |
|---|---|---|
| Tatiana | 1 | +1.29 |
| Durga Viswanath Gadiraju | 1 | +0.47 |
| Josef K | 1 | -0.11 |
| Dave Costa | 1 | -0.05 |
| Edward Orlowski | 0 | -3.72 |
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