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Answers and rating deltas for
how to sql query 2 tables and group by?
| Author | Votes | Δ |
|---|---|---|
| Praveen Prasannan | 1 | +0.50 |
| Roman Pekar | 1 | -0.00 |
| Philippe T. | 0 | -3.95 |
Last visited: Sep 14, 2014, 5:07:29 AM