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Answers and rating deltas for
SQL how to avoid duplicate insert in a table
| Author | Votes | Δ |
|---|---|---|
| user1793324 | 1 | +2.69 |
| JohnLBevan | 1 | +2.68 |
| Aleksandr Fedorenko | 0 | -2.74 |
| Guðmundur Karl Karlsson | 0 | -2.64 |
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