Beginning Entity Framework Core 5: From Novice to Professional

© Eric Vogel 2021

E. VogelBeginning Entity Framework Core 5https://doi.org/10.1007/978-1-4842-6882-7_8

8. Inserting Data

Eric Vogel¹  

(1)

Okemos, MI, USA

 

Now that we learned how to retrieve data from our database using Entity Framework Core 5, let us look at how to insert new data into our database. I will cover how to insert into a table and its child tables by the use of its navigation properties.

Inserting the Root Entity

The code to insert a root into a database using Entity Framework Core 5 is simple. New records are added via the DbSet<T>.Add method. For example, to add a new person record without any addresses to our database using EF Core, you could use the following code:

using (var context = new AppDbContext())

{

    context.Persons.Add(new ...