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Answers and rating deltas for
What's an efficient method to extract only the rows with the first occurrence from a data set?
| Author | Votes | Δ |
|---|---|---|
| markus | 4 | +0.49 |
| Jan Boyer | 4 | +2.56 |
| 5th | 4 | +2.72 |
| SmitM | 3 | +1.06 |
| Mike | 1 | -2.53 |
| moodymudskipper | 1 | -0.54 |
| Thiago Fernandes | 1 | -2.46 |
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