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Answers and rating deltas for
Do we need to specify "not null" for primary key? Oracle/SQL
| Author | Votes | Δ |
|---|---|---|
| eaolson | 4 | +0.48 |
| Ross | 1 | -0.05 |
| wolφi | 1 | -0.10 |
| Mudassir Hasan | 0 | -3.71 |
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