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Answers and rating deltas for
SQL Efficiency: WHERE IN Subquery vs. JOIN then GROUP
| Author | Votes | Δ |
|---|---|---|
| Quassnoi | 7 | +1.24 |
| Otávio Décio | 4 | +1.04 |
| Spencer Ruport | 1 | +0.20 |
| Amy B | 1 | -0.05 |
| KM. | 0 | -1.37 |
| JeffO | 0 | -1.00 |
Last visited: Sep 14, 2014, 5:07:29 AM