On Tue, Jul 7, 2009 at 12:16 AM, Magnus Valle <li...@negativehalf.com>wrote:
>
> I have a CharField model with nested choices, like this one:
>
> MEDIA_CHOICES = (
> ('Audio', (
> ('vinyl', 'Vinyl'),
> ('cd', 'CD'),
> )
> ),
> ('Video', (
> ('vhs', 'VHS Tape'),
> ('dvd', 'DVD'),
> )
> ),
> ('unknown', 'Unknown'),
> )
>
> In my view I have statements like
>
> Item.objects.filter(media='cd')
>
>
> to retrieve the objects. But what should I do if I want to get all
> 'Audio' objects, ie. both 'vinyl' and 'cd'?
>
> Thanks, -0.5
>
>
> >
>
Use OR queries to get ones that are either vinyl OR cd.
http://docs.djangoproject.com/en/dev/topics/db/queries/#complex-lookups-with-q-objects
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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