StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to check if a column exists before adding it to an existing table in PL/SQL?
| Author | Votes | Δ |
|---|---|---|
| Rajesh Chamarthi | 23 | +0.46 |
| billinkc | 2 | -3.70 |
Last visited: Sep 14, 2014, 5:07:29 AM