I'm not sure but you can look at the generated query and post it to the relevant database mailing list?
Go in through: manage.py shell then follow instructions in FAQ https://docs.djangoproject.com/en/dev/faq/models/#how-can-i-see-the-raw-sql-queries-django-is-running On Mon, Aug 20, 2012 at 6:02 AM, Yo-Yo Ma <[email protected]> wrote: > Given a model ``Employee`` with a foreign key ``company`` pointing to a > model called ``Company``, would the following example lock both the > ``Employee`` and ``Company`` rows that were selected? > > employee = > Employee.objects.select_for_update().select_related('company').get(pk=1) > > Or, would only the ``Employee`` row be locked? > > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To view this discussion on the web visit > https://groups.google.com/d/msg/django-users/-/Ps3gJ6JiSnMJ. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.

