StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL Query to find all rows having two columns same i:e user_id and webinar_id?
| Author | Votes | Δ |
|---|---|---|
| Thorsten Kettner | 3 | +1.67 |
| Leonid Dudnik | 2 | +2.51 |
| jarlh | 1 | -0.43 |
| Gordon Linoff | 0 | -1.49 |
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