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Answers and rating deltas for
SQL: Help using GROUP BY (or other?) to select COUNT of unique PARENT+CHILD+MAX(CREATED_DT) records
| Author | Votes | Δ |
|---|---|---|
| Junichi Ito | 2 | +3.39 |
| shenhengbin | 1 | -0.42 |
Last visited: Sep 14, 2014, 5:07:29 AM