StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What is the difference between Primary Key and unique key constraint?
| Author | Votes | Δ |
|---|---|---|
| Martin Smith | 8 | +1.01 |
| Jon Hanna | 5 | +0.87 |
| Rais Hussain | 2 | +0.32 |
| sleske | 1 | -0.68 |
| nvogel | 0 | -1.12 |
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