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Answers and rating deltas for
When does COUNT(*) return NULL?
| Author | Votes | Δ |
|---|---|---|
| Lucero | 8 | +1.02 |
| Cade Roux | 2 | -0.57 |
| James Kyburz | 0 | -3.59 |
Last visited: Sep 14, 2014, 5:07:29 AM