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Answers and rating deltas for
I have a table students where i created column average_grades and I have also table grades with colu
| Author | Votes | Δ |
|---|---|---|
| Messi | 1 | +3.91 |
| Bob Jarvis - Слава Україні | -1 | -0.49 |
Last visited: Apr 3, 2016, 6:25:00 AM