On Wed, Feb 23, 2011 at 2:39 PM, Alex Gaynor <alex.gay...@gmail.com> wrote: > > > On Wed, Feb 23, 2011 at 1:37 AM, Russell Keith-Magee > <russ...@keith-magee.com> wrote: >> >> On Mon, Feb 21, 2011 at 1:56 PM, Rahul <rahul.priyadar...@in.ibm.com> >> wrote: >> > When i ran the test cases ( "modeltests/delete/ >> > test_inheritance_cascade_up" ) which were doing cascade up for >> > inherited models, it failed for DB2 cause of the fact that DB2 doesn't >> > support initial deferred constraint checks like behavior, hence it is >> > must to execute delete statement from child to parent, however when I >> > traced the sql execution for "modeltests/delete/ >> > test_inheritance_cascade_up" test case, what I find is Django tried to >> > execute delete sql from parent to child. I already had the flag >> > "can_defer_constraint_checks" set to false inside DatabaseFeatures. >> >> To the best of my knowledge, that flag is only used for testing >> purposes. It is used to identify tests that will be known to fail >> because of required forward referenced foreign keys in test data. In >> practice, the only officially supported database that is affected is >> MySQL/InnoDB. >> > > No it is used: > http://code.djangoproject.com/browser/django/trunk/django/db/models/deletion.py#L17
That sound you heard was my facepalm as I remembered something that I should have remembered without prompting. :-) Yours, Russ Magee %-) -- You received this message because you are subscribed to the Google Groups "Django developers" group. To post to this group, send email to django-developers@googlegroups.com. To unsubscribe from this group, send email to django-developers+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-developers?hl=en.