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Answers and rating deltas for
Determine the number of times a null value occurs in column B for a distinct value in column A, SQL
| Author | Votes | Δ |
|---|---|---|
| Gordon Linoff | 3 | +0.84 |
| Ven | 0 | -0.62 |
| George Cooper-Pearson | 0 | -1.75 |
Last visited: Jul 10, 2018, 3:00:20 PM