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Answers and rating deltas for
If a query Return empty Row i need to get its A zero Value,How Can Check it in Sql?
| Author | Votes | Δ |
|---|---|---|
| Marc Gravell | 1 | +0.68 |
| Gordon Linoff | 0 | -0.47 |
| Alen.Toma | 0 | +0.18 |
| Muhammad Waheed | -1 | -3.07 |
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