title: Steps to connect Angular4 to a Database (Oracle)
body: <p>Actually I've to connect my Angular project to a database to access some data. But I don't know how.</p>
  
  <p>Should I write a REST API to do it? If yes, how can I connect my REST API to my project? </p>
  
  <p>Which steps should I follow?</p>
  
  <p>Thanks</p>