Book Image

Entity Framework Tutorial (Update) - Second Edition

By : Joydip Kanjilal
Book Image

Entity Framework Tutorial (Update) - Second Edition

By: Joydip Kanjilal

Overview of this book

The ADO.NET Entity Framework from Microsoft is a new ADO.NET development framework that provides a level of abstraction for data access strategies and solves the impedance mismatch issues that exist between different data models This book explores Microsoft’s Entity Framework and explains how it can used to build enterprise level applications. It will also teach you how you can work with RESTful Services and Google’s Protocol Buffers with Entity Framework and WCF. You will explore how to use Entity Framework with ASP.NET Web API and also how to consume the data exposed by Entity Framework from client applications of varying types, i.e., ASP.NET MVC, WPF and Silverlight. You will familiarize yourself with the new features and improvements introduced in Entity Framework including enhanced POCO support, template-based code generation, tooling consolidation and connection resiliency. By the end of the book, you will be able to successfully extend the new functionalities of Entity framework into your project.
Table of Contents (16 chapters)
Entity Framework Tutorial Second Edition
About the Author
About the Reviewers

Chapter 2. Getting Started

In the previous chapter, we took a look at Entity Framework, including its architecture and its features. We also had a look at the new and enhanced features in Entity Framework 7. Note that Entity Framework 6.0 ships with Visual Studio 2013, but you can also install it via NuGet if needed. Also, Entity Framework 7 is yet to be released.

In this chapter, we will design our Security database, create an Entity Data Model (EDM) on top of it, and then use the EntityDataSource control to bind data exposed by the EDM to a GridView control.

The DataSource controls are those that are used to connect to a data source and then retrieve data from those data sources. If you use DataSource controls, the need of writing tedious code to perform Create, Read, Update, Delete (CRUD) operations on data-based controls is eliminated. The EntityDataSource control is a DataSource control that can connect to the data exposed by the EDM to perform CRUD operations.

In this chapter, we will...