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Answers and rating deltas for
how to use if not exists while inserting a row mysql
| Author | Votes | Δ |
|---|---|---|
| a'r | 2 | +1.03 |
| Rondel | 0 | -0.91 |
| Paul Whitehurst | 0 | -1.02 |
| GolezTrol | 0 | -0.79 |
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