title: Selecting Ids in entity framework?
body: <p>How do I select all Ids in any entity query as a List?</p>
  
  <p>Let say I have an entity with 2 properties</p>
  
  <p>(int)Id</p>
  
  <p>(any type)(property)</p>
  
  <p>How do I select all Ids in query as a List?</p>