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Fixed #10109 -- Removed the use of raw SQL in many-to-many fields by introducing an autogenerated through model.

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This is the first part of Alex Gaynor's GSoC project to add Multi-db support to Django.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@11710 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee 2009-11-03 14:02:49 +00:00
parent aba5389326
commit 585b7acaa3
20 changed files with 457 additions and 244 deletions
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10
tests/modeltests/m2m_through/models.py
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@ -133,7 +133,7 @@ AttributeError: 'ManyRelatedManager' object has no attribute 'add'
>>> rock.members.create(name='Anne')
Traceback (most recent call last):
...
AttributeError: Cannot use create() on a ManyToManyField which specifies an intermediary model. Use Membership's Manager instead.
AttributeError: Cannot use create() on a ManyToManyField which specifies an intermediary model. Use m2m_through.Membership's Manager instead.
# Remove has similar complications, and is not provided either.
>>> rock.members.remove(jim)
@ -160,7 +160,7 @@ AttributeError: 'ManyRelatedManager' object has no attribute 'remove'
>>> rock.members = backup
Traceback (most recent call last):
...
AttributeError: Cannot set values on a ManyToManyField which specifies an intermediary model. Use Membership's Manager instead.
AttributeError: Cannot set values on a ManyToManyField which specifies an intermediary model. Use m2m_through.Membership's Manager instead.
# Let's re-save those instances that we've cleared.
>>> m1.save()
@ -184,7 +184,7 @@ AttributeError: 'ManyRelatedManager' object has no attribute 'add'
>>> bob.group_set.create(name='Funk')
Traceback (most recent call last):
...
AttributeError: Cannot use create() on a ManyToManyField which specifies an intermediary model. Use Membership's Manager instead.
AttributeError: Cannot use create() on a ManyToManyField which specifies an intermediary model. Use m2m_through.Membership's Manager instead.
# Remove has similar complications, and is not provided either.
>>> jim.group_set.remove(rock)
@ -209,7 +209,7 @@ AttributeError: 'ManyRelatedManager' object has no attribute 'remove'
>>> jim.group_set = backup
Traceback (most recent call last):
...
AttributeError: Cannot set values on a ManyToManyField which specifies an intermediary model. Use Membership's Manager instead.
AttributeError: Cannot set values on a ManyToManyField which specifies an intermediary model. Use m2m_through.Membership's Manager instead.
# Let's re-save those instances that we've cleared.
>>> m1.save()
@ -334,4 +334,4 @@ AttributeError: Cannot set values on a ManyToManyField which specifies an interm
# QuerySet's distinct() method can correct this problem.
>>> Person.objects.filter(membership__date_joined__gt=datetime(2004, 1, 1)).distinct()
[<Person: Jane>, <Person: Jim>]
"""}
"""}