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Answers and rating deltas for
Is it a good practice to use email address as a primary key in many tables in a website system?
| Author | Votes | Δ |
|---|---|---|
| James McNellis | 12 | +0.68 |
| jason | 7 | +0.22 |
| Franci Penov | 3 | -0.23 |
| Simplecoder | 0 | -1.82 |
| kyoryu | 0 | -1.33 |
| MattMcKnight | 0 | -1.69 |
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