title: Is there any way to add table without primary key in EDMX which will not be problematic in future?
body: <p>I am using EntityFramework 6.1.3, Visual Studio 2012 and SQL Server 2008.  In my case, the database has 125 tables and 3 of the tables do not have primary keys.</p>
  
  <p>Is there a way I can add the tables without primary keys to my EDMX model in EF?</p>