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Answers and rating deltas for
How to write a query that calculates a value using a previous records value?
| Author | Votes | Δ |
|---|---|---|
| ObiWanKenobi | 1 | +4.15 |
| Noel Abrahams | 0 | -2.08 |
| Luc | 0 | -2.08 |
Last visited: Sep 14, 2014, 5:07:29 AM