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An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to get the column name of a value in PostgreSQL?
| Author | Votes | Δ | 
|---|---|---|
| Juan Carlos Oropeza | 1 | +0.67 | 
| Vao Tsun | 1 | +1.15 | 
| Abelisto | 0 | -1.82 | 
Last visited: Sep 16, 2016, 1:16:41 AM