StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How can I have null column value for a composite key column in CQL3
| Author | Votes | Δ |
|---|---|---|
| abhi | 1 | +3.96 |
| doanduyhai | 0 | -3.96 |
Last visited: Sep 14, 2014, 5:07:29 AM