By Jacky Xu

Recently, we developed some projects through Entity Framework. The framework is great to create database structures and data-access layers. When you design a database for a system, you can create table structures in the database and create data-access layers through the framework. Or, you can create entity and data-access layers in Visual Studio and create a table structure through the framework. After completing these projects, I think we will have to upgrade some table structures when the client wants to change some business logic. So, I searched MSDN to find the solutions on how to do it through Entity Framework. Here is a complete and simple sample about Code First Migration in Entity Framework.