StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Performance of joining on multiple columns with potential NULL values
| Author | Votes | Δ |
|---|---|---|
| Kevin Orriss | 2 | +4.00 |
| David Aman | 1 | -0.00 |
| David Aman | 0 | -4.00 |
Last visited: Aug 26, 2016, 2:34:25 PM