#29567: It raise FieldError when the F() function uses a forign key field.
-----------------------------------------+------------------------
Reporter: HongWeipeng | Owner: nobody
Type: Bug | Status: new
Component: Uncategorized | Version: 2.0
Severity: Normal | Keywords:
Triage Stage: Unreviewed | Has patch: 0
Needs documentation: 0 | Needs tests: 0
Patch needs improvement: 0 | Easy pickings: 0
UI/UX: 0 |
-----------------------------------------+------------------------
```
class B(models.Model):
name = models.CharField(max_length=10)
class A(models.Model):
name = models.CharField(max_length=10)
b = models.ForeignKey('B', on_delete=models.CASCADE)
```
And then:
```
A.objects.all().update(name=F('b__name'))
raise FieldError("Joined field references are not permitted in this
query")
django.core.exceptions.FieldError: Joined field references are not
permitted in this query
```
--
Ticket URL: <https://code.djangoproject.com/ticket/29567>
Django <https://code.djangoproject.com/>
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