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Answers and rating deltas for
Get a string slices in two columns in postgres
| Author | Votes | Δ |
|---|---|---|
| iso_9001_ | 1 | +3.36 |
| Erwin Brandstetter | 1 | +0.68 |
| Irish Wolf | 0 | -1.64 |
| kgrittn | 0 | -0.64 |
| Winfield Trail | 0 | -0.26 |
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