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Answers and rating deltas for
How to delete all rows by group except the first and the last one in SQL Server?
| Author | Votes | Δ |
|---|---|---|
| Serg | 4 | +1.66 |
| Thangadurai.B | 1 | -0.59 |
| Red Devil | 1 | -0.14 |
| forpas | 1 | -1.06 |
| ScaisEdge | 1 | -0.39 |
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