On Mon, Aug 31, 2009 at 10:30 AM, wallenfe <walle...@gmail.com> wrote:

>
> I'm trying to understand why a LEFT OUTER JOIN is being used in
> queries that filter on a NULL foreign key.  It seems that the same
> result can be achieved without the LEFT OUTER JOIN.
>
> Here is an example:
> [snip]

Why is the LEFT OUTER JOIN used?  Is there a different way this filter
> should be structured so that the LEFT OUTER JOIN is not used?
>

Looks like:

http://code.djangoproject.com/ticket/10790

Karen

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