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

Understanding the LINQ architecture

A query language is one that is used to query data in our applications. In LINQ, we have compile-time checks and type safety. Your queries will be verified for accuracy (if the database hasn't changed) during the compile time itself!

In this section, we will discuss the basic components of the architecture of LINQ. We will now familiarize ourselves with LINQ fundamentals, the components involved in its architecture, and so on. The following image illustrates the LINQ architecture:

The following sections discuss the different flavors of LINQ in brief.


LINQ to XML maps your LINQ queries or LINQ statements to the corresponding XML data sources. It allows you to use the LINQ standard query operators to retrieve XML data. LINQ to XML is commonly known as XLINQ. You can also use LINQ to query your in-memory collections and business entities, objects that contain data related to a particular entity, seamlessly.


Similar to XLINQ, you also have...