title: Does "ports" on docker-compose.yml have the same effect as EXPOSE on Dockerfile?
body: <p>Does declaring on a docker-compose.yml:</p>
  
  <pre><code>ports:
   - "3306:3306"
  </code></pre>
  
  <p>and on Dockerfile:</p>
  
  <pre><code>EXPOSE 3306
  </code></pre>
  
  <p>have the same effect?</p>