search for: external_model

Suppose I have a belongs_to relationship and the thing it belongs to, belongs in turn to something else. For example, I would like to do: belongs_to :city belongs_to: :county, :through => :city While it is not too much trouble to do obj.city.county, there are times when I need to iterate through the attributes and include this second-order attribute. Special code to handle this messes up

Hi Everyone, I am trying to connect to multiple databases and followed along the Recipe in Chad Fowlers ''Rails Recipes'' book (which basically is about establishing the connection in a subclass of ActiveRecord::Base, and inheriting all classes in need of this connection from this class) Chad Fowler says: "You won''t be able to instantiate an External, of course,