Solve real coding problems
There are two ways to do inheritance mapping in EF Core: Let’s say we have a database with employees. All employees have an id and a name. There are currently two types of employees: programmers and drivers. Programmers have a language (ex: C#), and drivers have a car (ex: Honda). We can model this with … Read more
In this article, I’ll show how to add a foreign key using EF Core. Then I’ll show how foreign keys affect inserts and deletes. How to add a foreign key A Show has one or more Episodes. In this section, I’ll show how to link these two tables together to enforce the 1-to-many relationship. In … Read more
Anytime you change the definition of the database – from renaming a column to creating a table – it’s referred to as a database schema change. With EF Core, you deal with database schema changes by using migrations. When you first create the database with EF Core, you create a migration that contains the initial … Read more