Django Polymorphic Method To Get Child Attribute. Django best practices for writing better code and projects It can also be very useful to know that using select_related() on the base model's queryset will also get the child objects, that are. Django polymorphic builds on top of standard django model inheritance, by adding extra column polymorphic_ctype which allows to identify subclass having only a parent object.
Django ORM Relationships Cheat Sheet by Goga Patarkatsishvili Medium from medium.com
There's a very simple django app called django-polymorphic-models that helps you with that child_models should be set, or: get_child_models() should return a list with (Model, ModelAdmin) tuple
Django ORM Relationships Cheat Sheet by Goga Patarkatsishvili Medium
Django polymorphic builds on top of standard django model inheritance, by adding extra column polymorphic_ctype which allows to identify subclass having only a parent object. By default, the non_polymorphic() method will be called on the queryset, so only the Parent model will be provided to the list template. This is to avoid the performance hit of retrieving child models.
On add new nested polymorphic inline it presents all child inlines · Issue 138 · theatlantic. PolymorphicModel (* args, ** kwargs) ¶ Bases: Model So in the example above, the obj argument to the _show method would be the child model, not the base model.
Django What method attributes are used in Django? YouTube. For simple inheritance situations, child_models is best suited child_models should be set, or: get_child_models() should return a list with (Model, ModelAdmin) tuple