4
You can implement a manager [Django-doc] that will automatically add a .prefetch_related(..)
to the queryset.
For example:
class MyModelManager(models.Manager):
def get_queryset(self):
return super().get_queryset().prefetch_related('related_model')
class MyModel(models.Model):
# …
_base_manager = MyModelManager()
objects = MyModelManager()
3
Adding as an answer since I cannot add a comment (this answer):
The _base_manager
attribute needs to be a class and not an object.
class MyModel(models.Model):
# …
_base_manager = MyModelManager
objects = MyModelManager()
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Source:stackexchange.com