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Answers and rating deltas for
How to properly use SUM and GROUP BY to demonstrate an invoice
| Author | Votes | Δ |
|---|---|---|
| FrancesSun | 0 | +0.25 |
| Bob Jarvis - Слава Україні | 0 | +0.11 |
| Thorsten Kettner | 0 | -0.14 |
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