Thanks ... it runs , but as mentioned it has some side effects....
even if I cannot have one side wo the other one ...
learn a lot about collateral effects...

On Dec 1, 11:29 pm, Rob Biedenharn <[email protected]>
wrote:
> On Dec 1, 2011, at 5:01 PM, Everaldo Gomes wrote:
>
>
>
>
>
>
>
>
>
> > I think it's fine.
>
> > Best Regards,
> > Everaldo
>
> > On Thu, Dec 1, 2011 at 7:59 PM, Erwin <[email protected]> wrote:
> > Is it wrong to use a beings_to on both side of a one-to-one
> > association ?
>
> > User
> > belongs_to :account          so I have an account_id field
>
> > Account
> > belongs_to :owner, :class_name => 'User', :foreign_key => 'user_id'
>
> > I can get   user.account     and   account.owner
> > It runs, but I wonder about any collateral effect...
>
> > thanks for your feedback
>
> Which one do you create first? What foreign key value does it get? Do
> you always do the create/create/update in a transaction?
>
> Do you ever (ever!) have one without the other?
>
> class User < ActiveRecord::Base
>    has_one :account
> end
>
> class Account < ActiveRecord::Base
>    belongs_to :owner, :class_name => 'User', :foreign_key => 'user_id'
> end
>
> I think that current versions of ActiveRecord have the right default
> for the foreign key (which is the _id after the class name rather than
> the association name), but specifying it works just fine, of course.
>
> -Rob
>
> Rob Biedenharn
> [email protected]        http://AgileConsultingLLC.com/
> [email protected]          http://GaslightSoftware.com/

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