title: Update Model in Entity Framework
body: <p>I am trying to make a MVC 3 application that use Entity framework.I use Entity Framework Database First.I made an Sql Server Database with 2 tables ,then i generated with entity framework the model,classes .Then I added an other  2 columns to one of the table.How to update my MVC model with this colums?Exist an automatic way to do this (a command that i  can runn to bring all the modifications in my model)?
  Thanks </p>