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Answers and rating deltas for
How can I check if column does not have any values when left joint is used?
| Author | Votes | Δ |
|---|---|---|
| Lieven Keersmaekers | 3 | +0.82 |
| Bjoern | 2 | +2.28 |
| royas | 1 | -1.16 |
| TalentTuner | 0 | -0.90 |
Last visited: Sep 14, 2014, 5:07:29 AM