StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What's the difference between adding PRIMARY KEY constraint on table level and on column level?
| Author | Votes | Δ |
|---|---|---|
| FXD | 3 | +0.47 |
| shan kumaran | 2 | -2.41 |
Last visited: Jun 17, 2019, 2:59:36 PM