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Answers and rating deltas for
Is there any predefined functions for getting previous value in mysql?
| Author | Votes | Δ |
|---|---|---|
| Dil | 3 | +3.93 |
| Mike Mackintosh | 0 | -0.09 |
| Aelios | 0 | -1.69 |
| Jon Taylor | 0 | -1.55 |
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