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Fixed #21127 -- Started deprecation toward requiring on_delete for ForeignKey/OneToOneField

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Flavio Curella 2015-07-22 09:43:21 -05:00 • committed by Tim Graham
parent 87d55081ea
commit c2e70f0265
176 changed files with 1525 additions and 1008 deletions
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12
docs/ref/contrib/admin/index.txt
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@ -1957,7 +1957,7 @@ information.
name = models.CharField(max_length=100)
class Book(models.Model):
author = models.ForeignKey(Author)
author = models.ForeignKey(Author, on_delete=models.CASCADE)
title = models.CharField(max_length=100)
You can edit the books authored by an author on the author page. You add
@ -2174,8 +2174,8 @@ Take this model for instance::
from django.db import models
class Friendship(models.Model):
to_person = models.ForeignKey(Person, related_name="friends")
from_person = models.ForeignKey(Person, related_name="from_friends")
to_person = models.ForeignKey(Person, on_delete=models.CASCADE, related_name="friends")
from_person = models.ForeignKey(Person, on_delete=models.CASCADE, related_name="from_friends")
If you wanted to display an inline on the ``Person`` admin add/change pages
you need to explicitly define the foreign key since it is unable to do so
@ -2281,8 +2281,8 @@ models::
members = models.ManyToManyField(Person, through='Membership')
class Membership(models.Model):
person = models.ForeignKey(Person)
group = models.ForeignKey(Group)
person = models.ForeignKey(Person, on_delete=models.CASCADE)
group = models.ForeignKey(Group, on_delete=models.CASCADE)
date_joined = models.DateField()
invite_reason = models.CharField(max_length=64)
@ -2326,7 +2326,7 @@ you have the following models::
class Image(models.Model):
image = models.ImageField(upload_to="images")
content_type = models.ForeignKey(ContentType)
content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
object_id = models.PositiveIntegerField()
content_object = GenericForeignKey("content_type", "object_id")