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Answers and rating deltas for
How to define a "unique" constraint on a column of MySQL table in Ruby on Rails 3?
| Author | Votes | Δ |
|---|---|---|
| Eric Wanchic | 15 | 0.00 |
| jergason | 4 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM