Mastering Django: Core

Deleting objects

The delete method, conveniently, is named delete(). This method immediately deletes the object and has no return value. Example:

e.delete() 

You can also delete objects in bulk. Every QuerySet has a delete() method, which deletes all members of that QuerySet.

For example, this deletes all Entry objects with a pub_date year of 2005:

Entry.objects.filter(pub_date__year=2005).delete() 

Keep in mind that this will, whenever possible, be executed purely in SQL, and so the delete() methods of individual object instances will not necessarily be called during the process. If you've provided a custom delete() method on a model class and want to ensure that it is called, you will need to manually delete instances of that model (for example, ...