Last but not least comes the Entity Framework flagship approach since EF4, which enables an elegant, highly-efficient Data Model development workflow. The appeal of this approach can be easily found in its premise; the Code-First approach allows the developer to define model objects using only standard classes, without the need of any design tool, XML mapping files, or cumbersome piles of autogenerated code.

To summarize, we can say that going Code-First means writing the Data Model entity classes we’ll be using within our project and letting Entity Framework generate the Database accordingly: