When you are working with certain projects which involves the Customer records, you might need to track of each and every addition/change made to system along with who create, modify and delete the records. Here I am going to show you how to implement the Audit Trail using Entity Framework in ASP.NET. Entity Framework keeps track of entity objects when we have modified them. Here I am going to use the ‘ObjectStateManager’ which is EF’s caching management object to access t...

Entity Framework Code First Approach Entity Framework is an enhancement to an existing ADO.Net technique and ORM framework we used for Microsoft technologies.The Entity framework is an object-relation mapper, means it takes the structure of the database and turns it into objects that the .Net framework can understand. Developers use those object to interact with the database instead of interacting with database directly. It’s possible to perform the full set of Create, Read, Upda...

Code First development with Entity Framework New approaches to modeling for Entity Framework 4.1. Code First Model First Database firstLet's go through Code First implementation in this blog. IntroductionIn Code First approach, you avoid working with visual model designer (EDMX) completely. You write your POCO classes first and then create database from these POCO classes. Developers who follow the path of Domain-Driven Design (DDD) principles prefer to begin by coding their classes fir...