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Answers and rating deltas for
How do I retrieve data with MySQL such that I won't be getting duplicate values in a single column?
| Author | Votes | Δ |
|---|---|---|
| jzworkman | 2 | +2.43 |
| j08691 | 2 | +0.69 |
| Frank van Wijk | 1 | -1.07 |
| Marcus Adams | 0 | -0.86 |
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