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Answers and rating deltas for
How do I return the first non-NULL value in a series of columns for every row? And the second non-NU
| Author | Votes | Δ |
|---|---|---|
| Ronak Shah | 5 | +2.21 |
| Uwe | 3 | +0.80 |
| Axeman | 2 | -1.34 |
| akrun | 2 | -1.09 |
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