I need to create a database from a provided ERD. However, when I implement one of the foreign key constraints to link two tables it doesn't show on the relationships diagram. I'm unsure why as the rest of the relationships are shown.
As an example, I have one table called 'Seller' and another table called 'SaleProperty'. I need to reference the primary key of the 'Seller' table in the 'SaleProperty' table. The code I have used is as follows: