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Answers and rating deltas for
Rails 4 + ActiveRecord + postgresql + group by do not work?
| Author | Votes | Δ |
|---|---|---|
| cristian | 4 | 0.00 |
Last visited: Jan 2, 2016, 5:22:07 AM
| Author | Votes | Δ |
|---|---|---|
| cristian | 4 | 0.00 |