And there it is! Thanks Alex!
On Mar 17, 2:18 pm, Alex Gaynor <alex.gay...@gmail.com> wrote:
> On Tue, Mar 17, 2009 at 5:08 PM, Andrew Fong <fongand...@gmail.com> wrote:
>
> > Hello all,
>
> > Quick question. Given these models ...
>
> > class A(models.Model): pass
>
> > class B(models.Model):
> > model_a = models.ForeignKey(A)
>
> > ... getting the model_a attribute on an instance of B will result in
> > that related object being cached. So the question: given an instance
> > of B, how do I know whether the related object has already been
> > cached?
>
> > Been looking through the source code, but I can't find where
> > related_objects are stored. Thanks in advance to anyone who can help!
>
> > -- Andrew
>
> The code to calculate the cache is
> here:http://code.djangoproject.com/browser/django/trunk/django/db/models/f...
> a lot to follow but it gets used in
> ReverseSingleRelatedObjectDescriptor which calls self.field.get_cache_name()
> which ForeignKey inherits from Field.
>
> Alex
>
> --
> "I disapprove of what you say, but I will defend to the death your right to
> say it." --Voltaire
> "The people's good is the highest law."--Cicero
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