StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Possible to extract the *distinct* keys (across all rows) stored within XML in a column?
| Author | Votes | Δ | 
|---|---|---|
| bzier | 2 | 0.00 | 
Last visited: Aug 9, 2018, 9:00:57 PM