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Answers and rating deltas for
tricky union query using ruby on rails/active record
| Author | Votes | Δ |
|---|---|---|
| Vapire | 1 | 0.00 |
Last visited: May 1, 2015, 8:02:39 PM
| Author | Votes | Δ |
|---|---|---|
| Vapire | 1 | 0.00 |