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Answers and rating deltas for
How do you find if a unique pair value already exists in a sql table?
| Author | Votes | Δ |
|---|---|---|
| 03Usr | 1 | +2.53 |
| Gordon Linoff | 1 | +0.33 |
| Void Ray | 0 | -3.01 |
| Matt Westlake | 0 | -2.15 |
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