StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Is a JOIN more/less efficient than EXISTS IN when no data is needed from the second table?
| Author | Votes | Δ |
|---|---|---|
| symcbean | 4 | +1.48 |
| Martin Smith | 3 | +2.85 |
| KM. | 2 | +0.17 |
| Quassnoi | 1 | -1.20 |
| alex.zherdev | 0 | -2.73 |
| geffchang | 0 | -3.06 |
Last visited: Sep 14, 2014, 5:07:29 AM