StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL - join TWO tables and get record from B table if exist, else from A table
| Author | Votes | Δ |
|---|---|---|
| Stan McGeek | 3 | +5.86 |
| Giorgos Betsos | 1 | -0.73 |
Last visited: Apr 11, 2018, 10:47:27 PM