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Answers and rating deltas for
Why can I create a table with PRIMARY KEY on a nullable column?
| Author | Votes | Δ |
|---|---|---|
| Erwin Brandstetter | 8 | +1.63 |
| Denis de Bernardy | 2 | -1.63 |
| Marcio Mazzucato | 0 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM