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    Answers and rating deltas for
    I want to return a sql column conditionally only if there is not a value in the other column
| Author | Votes | Δ | 
|---|---|---|
| Gordon Linoff | 0 | -0.06 | 
| Nicola Lepetit | 0 | +0.51 | 
Last visited: May 14, 2020, 3:16:00 AM