title: has_one association selecting specific field
body: <p>I have <code>user</code> model which <code>has_one</code> association with <code>user_profile</code></p>
  
  <p>And I want to select name field from user_profile instead of <code>user_profile</code>.*</p>
  
  <p>I have tried,</p>
  
  <pre><code>user = User.first
  user.user_profile.select(:name) 
  </code></pre>
  
  <p>But this is not working.any way?</p>