One To One Relationship
Explore how to create and manage one to one relationships between Django models using the OneToOneField. Understand field parameters like on_delete and related_name, and see how these relationships appear in the Django admin interface to enforce unique project leadership.
We'll cover the following...
We'll cover the following...
OneToOneField field
This field is used for a One-to-One relationship. To understand how this relationship between models works, we don’t need to add another model. We will use our existing models:
- Company
- Employee
- Projects
Now, the new relationship we are adding is that one project will have only one employee as a Team Lead. Similarly, one employee will be the Team Lead for only one project. This makes ...