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Answers and rating deltas for
What is the purpose (or use case) for an outer join in SQL?
| Author | Votes | Δ |
|---|---|---|
| Kevin Beck | 11 | +3.74 |
| Shadi Almosri | 4 | +2.60 |
| John Saunders | 3 | +0.62 |
| dkretz | 2 | +0.21 |
| nizmow | 1 | -2.33 |
| A-K | 1 | -0.58 |
| dave | 1 | -2.36 |
| Steve Temple | 1 | -2.56 |
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