title: Symfony: doctrine import sql file
body: <p>I am trying to import a sql file in doctrine (last version) 
  but i cannot find the right syntax.</p>
  
  <p>I would like to execute a similar command line </p>
  
  <blockquote>
    <p>php bin/console doctrine:query:sql './dump.sql'</p>
  </blockquote>
  
  <p>thanks in advance
  Andrea.</p>