O'Reilly logo

Entity Framework 4.1: Expert's Cookbook by Tim Rayburn, Devlin Liles

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Handling inheritance based on database values

In this recipe, we map a set of related objects to a single table, and map ourselves to the values in the database, to determine the type of object to load.

Getting ready

We will be using NuGet Package Manager to install the Entity Framework 4.1 assemblies.

The package installer can be found at http://nuget.org/.

We will also be using a database to connect to the data and update it.

Open the Improving Inheritance Based On Database Values solution in the included source code examples.

How to do it...

Let us get connected to the database using the following steps:

  1. We start by adding a new unit test named MappingTest to the Test project. We will make a test that connects to the database and retrieves an object. ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required