[Rails] Re: Modelling Foreign Keys

Arch Stanton d6veteran at gmail.com
Sat Apr 1 01:25:08 GMT 2006


Steve Koppelman wrote:
> In this case, why won't it?
> 
> In your user model, you'd say
> 
>   has_many :posts
> 
> and in the post model you'd say
> 
>   belongs_to :user
> 
> and that's all you need for what you describe. What's not working?
> 


Well in the view I get no visibility to the foreign keys.  Just now I 
found this  example:

class Student < ActiveRecord::Base
  set_table_name "students"
  set_primary_key "id"

  belongs_to :advisor, :class_name=>"Advisor", :foreign_key => 
"advisor_id"
  belongs_to :second_advisor, :class_name=>"Advisor", :foreign_key => 
"sub_advisor"

  has_and_belongs_to_many :courses, :class_name=>"Course"

end

I want my posts/edit to allow me to select a user.

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