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Answers and rating deltas for
In a junction table, should I use a Primary key and a unique constraint, or a compound/composite key
| Author | Votes | Δ |
|---|---|---|
| Joel Coehoorn | 3 | +1.06 |
| Pieter Geerkens | 2 | +0.70 |
| Felix Pamittan | 1 | -1.16 |
| MWillemse | 1 | -1.91 |
| benjamin moskovits | 1 | -1.58 |
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