Created
May 28, 2011 10:33
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| # this is evaluated as: add_index(:charts, {:name => :date}, {:unique => true}) | |
| add_index :charts, {:name, :date}, :unique => true | |
| # this is evaluated as: add_index(:charts, [:name, :date], {:unique => true}) | |
| add_index :charts, [:name, :date], :unique => true |
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