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Answers and rating deltas for
mySQL how to prevent insert unless combination of two columns (fields) are unique?
| Author | Votes | Δ |
|---|---|---|
| Chris Trahey | 5 | +1.81 |
| Bohemian | 1 | -0.34 |
| Udo Held | 0 | -1.46 |
Last visited: Sep 14, 2014, 5:07:29 AM