On Thursday, March 14, 2013 12:57:32 PM UTC, Barry wrote: > > Developing app, firstly I was about to set assotiations on my applications > like this (I have models Test, Key and Answer). > Test has many Keys, and Key has one Answer. > So in my Test model I set assotiation to Answers like this: has_many > :answers, :through => :keys. > It seems to be logic: test has many keys which have each one answer, so > test has many answers through keys. > But after some testing I found out, that Rails doesn't support this logic, > because it flashed mass assigned error on key attribute, but If a added to > attr_accesible :key_attributes instead of :keys_attributes, it than flashed > undefined assotiation. >
That sounds like it should work. What did your code look like ? http://api.rubyonrails.org/classes/ActiveRecord/Associations/ClassMethods.html has examples of the various supported scenarios. Fred > As API documentation says, has_many :through=>... is close to > has_many_and_belongs_to_many is kind of some custom version of this. > But here is next question. What should I do? Use polymorphic or may be > create simple connection between test and answers? > What do you think? > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msg/rubyonrails-talk/-/iVYDjijuZmsJ. For more options, visit https://groups.google.com/groups/opt_out.
