title: What are Laravel queues connections and onQueue method?
body: <p>I just finished to read laravel documentation about queues and I dont understand somethings.</p>
  
  <ol>
  <li><p>What are these queues connections ?<br>
  What they do?<br>
  What is the difference between 'beanstalkd' , 'sqs', 'iron' and 'redis' ? </p></li>
  <li><p>What <code>onQueue</code> method does?<br>
  I read that you can with named queues tou can categorize the workers, but what the workers are? jon classes?<br>
  For what it's good?   </p></li>
  </ol>