Hi Dmitriv, I think you're running into https://code.djangoproject.com/ticket/27332. Unfortunately this isn't fixed yet, but there's a pull request, so it might land in 2.0: https://github.com/django/django/pull/7560
Ian
On 21/04/17 19:41, Dmitriy Sintsov wrote:
> If I understand correctly, LEFT JOIN is automatically chosen when
> ForeignKey(null=True) otherwise it will be INNER JOIN?
>
> My ProfileRequisites.profile ForeignKey is not nullable yet I need to
> use LEFT JOIN in this query so I have profiles and ProfileRequisites in
> the same list. Profiles are always retrieved while ProfileRequisites
> only if these are available (LEFT):
>
>
> class ProfileRequisites(models.Model):
>
> profile = models.ForeignKey(Profile, related_name='requisites')
> requisites_type = models.ForeignKey(
> ContentType, null=True, related_name='related_requisites',
> verbose_name='Тип реквизитов'
> )
> requisites_id = models.PositiveIntegerField(verbose_name='Ссылка на
> реквизиты')
> requisites_object = GenericForeignKey('requisites_type', 'requisites_id')
> is_preferred_withdrawal = models.NullBooleanField(default=None,
> verbose_name='Предпочтительный способ вывода')
>
>
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