Modifying Data with EF Core: Update, and Delete Entities

Updating entities

Let’s modify an existing row in a table. We will find a product to update by specifying the start of a product name and only return the first match. In a real application, if we need to update a specific product, then we must use a unique identifier like ProductId.

Let’s go:

Step 1: In Program.Modifications.cs, add a method to increase the price of the first product with a name that begins with a specified value (we’ll use Bob in our example) by a specified amount like ...