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Answers and rating deltas for
SQL : How to state that no element of a set can be present in another set?
| Author | Votes | Δ |
|---|---|---|
| joop | 2 | +1.39 |
| juergen d | 1 | -0.79 |
| Alexandervc | 0 | -2.47 |
| mendosi | 0 | -2.35 |
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