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Answers and rating deltas for
How to constrain two columns in SQL to have a value in one column only be allowed to appear in combi
| Author | Votes | Δ |
|---|---|---|
| Thorsten Kettner | 2 | +1.88 |
| jjanes | 1 | +0.29 |
| Gordon Linoff | 0 | -2.17 |
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