title: How to use Async/await in FastAPI?
body: <p>I have a route to accept request from user and return data to the user. There are the step</p>
  
  <ol>
  <li>User send request to my app</li>
  <li><code>Read</code> data from database</li>
  <li><code>Update</code> my database</li>
  <li>Return data to user</li>
  </ol>
  
  <p>I want step 3 and step 4 above happen at the same time so the user will not be waiting for the <code>update</code> operation. How can I make this?</p>