StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL: Is a query like this OK or is there a more efficient way of doing it, like using a join?
| Author | Votes | Δ |
|---|---|---|
| Oded | 7 | +1.74 |
| Mark Canlas | 3 | +2.19 |
| Ray | 3 | +1.13 |
| Jordão | 2 | +1.40 |
| Quassnoi | 1 | -1.37 |
| Otávio Décio | 1 | -0.74 |
| Jeff | 1 | -0.42 |
| jspcal | 1 | -0.74 |
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