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Answers and rating deltas for
Huge performance differences between sum(column_name), sum(1) and count(*) on a large dataset
| Author | Votes | Δ |
|---|---|---|
| Boris Schegolev | 4 | +3.92 |
| wildplasser | 0 | -0.49 |
Last visited: Nov 27, 2016, 6:25:03 PM