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Fixed #12114 -- Clarified the existence of the reverse relation _set in the tutorial. Thanks to panfist for the suggestion, and dwillis for the patch. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12711 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee 2010-03-08 03:20:29 +00:00
parent 36e97e59cd
commit 6e030e7d1e
1 changed files with 12 additions and 3 deletions
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15
docs/intro/tutorial01.txt
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@ -656,8 +656,16 @@ Save these changes and start a new Python interactive shell by running
# Give the Poll a couple of Choices. The create call constructs a new # Give the Poll a couple of Choices. The create call constructs a new
# choice object, does the INSERT statement, adds the choice to the set # choice object, does the INSERT statement, adds the choice to the set
# of available choices and returns the new Choice object. # of available choices and returns the new Choice object. Django creates
# a set to hold the "other side" of a ForeignKey relation
# (e.g. a poll's choices) which can be accessed via the API.
>>> p = Poll.objects.get(pk=1) >>> p = Poll.objects.get(pk=1)
# Display any choices from the related object set -- none so far.
>>> p.choice_set.all()
[]
# Create three choices.
>>> p.choice_set.create(choice='Not much', votes=0) >>> p.choice_set.create(choice='Not much', votes=0)
<Choice: Not much> <Choice: Not much>
>>> p.choice_set.create(choice='The sky', votes=0) >>> p.choice_set.create(choice='The sky', votes=0)
@ -685,8 +693,9 @@ Save these changes and start a new Python interactive shell by running
>>> c = p.choice_set.filter(choice__startswith='Just hacking') >>> c = p.choice_set.filter(choice__startswith='Just hacking')
>>> c.delete() >>> c.delete()
For full details on the database API, see our :ref:`Database API reference For more information on model relations, see :ref:`Accessing related objects
<topics-db-queries>`. <ref-models-relations>`. For full details on the database API, see our
:ref:`Database API reference <topics-db-queries>`.
When you're comfortable with the API, read :ref:`part 2 of this tutorial When you're comfortable with the API, read :ref:`part 2 of this tutorial
<intro-tutorial02>` to get Django's automatic admin working. <intro-tutorial02>` to get Django's automatic admin working.