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Answers and rating deltas for
In MySQL does a UNIQUE varchar have to be a PRIMARY KEY as well?
| Author | Votes | Δ |
|---|---|---|
| Refugnic Eternium | 6 | +3.42 |
| Branko Dimitrijevic | 2 | +1.05 |
| MD Sayem Ahmed | 1 | -0.92 |
| Matthew | 1 | -0.56 |
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