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Answers and rating deltas for
I need to display only numerical value from a varchar2 datatype column without using any regex
| Author | Votes | Δ |
|---|---|---|
| APC | 4 | +1.52 |
| Tim Biegeleisen | 2 | +0.59 |
| Barbaros Özhan | 0 | -0.95 |
| Littlefoot | 0 | -1.15 |
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