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Answers and rating deltas for
How to write a SQL query based on using following input to calculate below output?
| Author | Votes | Δ |
|---|---|---|
| Radim Bača | 5 | +0.43 |
| Renato Afonso | 0 | -3.41 |
Last visited: Mar 13, 2018, 10:31:20 AM