StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL: How do you count the number of unique records?
| Author | Votes | Δ |
|---|---|---|
| Tedo G. | 3 | +5.75 |
| Tim Schmelter | 2 | -0.55 |
Last visited: Dec 12, 2016, 11:55:11 AM