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Answers and rating deltas for
How to get previous row data in sql server
| Author | Votes | Δ |
|---|---|---|
| Yogesh Sharma | 3 | +1.25 |
| MatBailie | 1 | -0.71 |
| James | 0 | -0.83 |
| Krishna | -1 | -3.49 |
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