StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL sum by group name with inner join present
| Author | Votes | Δ |
|---|---|---|
| Aleksandr Fedorenko | 1 | +0.16 |
| TechDo | 1 | -0.16 |
Last visited: Sep 14, 2014, 5:07:29 AM