title: Mapping tables in Entity Framework
body: <p>I performed the following task at the below link provided which worked fine for me using Entity Framework 5.0 with Visual Studio 2010.</p>
  
  <p><a href="http://blogs.msdn.com/b/simonince/archive/2009/03/23/mapping-two-tables-to-one-entity-in-the-entity-framework.aspx" rel="nofollow">http://blogs.msdn.com/b/simonince/archive/2009/03/23/mapping-two-tables-to-one-entity-in-the-entity-framework.aspx</a></p>
  
  <p>However, if the database schema needs to be refreshed, how do you prevent the changes you made to the designer from getting lost and doing them all over again?</p>
  
  <p>This is not going to be pretty for a database that has lots of tables....</p>