title: Select SQL Column
body: <p>I have column name <code>user.phonenumber</code>, and I want to apply a select query onto it.</p>
  <p>like <code>select user.phonenumber from humans;</code></p>
  <blockquote>
  <p>SQL error: ERROR: relation &quot;user&quot; does not exist [ErrorId: 1-628cb0d2-0897124f1720f36f3c6ae4ea]</p>
  </blockquote>