On Dec 16, 2010, at 11:14 AM, Luke Plant wrote:
> This isn't true if the field pointed to (i.e. primary key by default)
> allows NULL values - in that case a ForeignKey field with a NULL value
> can and should return a non-empty set of values when the related objects
> lookup is done.

If I'm understanding your point, this isn't true; NULL does not match NULL on a 
join.

--
-- Christophe Pettus
   x...@thebuild.com

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