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Answers and rating deltas for
SQL Server 2012 - How can I update a colum with grouped running numbers based on other column?
| Author | Votes | Δ |
|---|---|---|
| Martin Smith | 2 | +0.48 |
| tetch | 1 | +0.81 |
| EricZ | 1 | -0.03 |
| Graham Griffiths | 1 | +0.69 |
| Roman Pekar | 1 | -0.23 |
| gvee | 0 | -3.32 |
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