title: How to only get child keys in Firebase
body: <p><a href="https://i.stack.imgur.com/HZjgR.png" rel="noreferrer"><img src="https://i.stack.imgur.com/HZjgR.png" alt="Firebase database"></a></p>
  
  <p>I want to display only children of location i.e Sindh and Punjab (not their children). Is it possible, and if so how can I do it?</p>