title: Update field and value mongoDB
body: <p>Let say I have a collection. I want to change the field name and value in the whole collection like this</p>
  <p>Current:</p>
  <pre><code>language:&quot;en&quot;,
  documentId:&quot;123&quot;
  </code></pre>
  <p>Desired:</p>
  <pre><code>  languages:[&quot;en&quot;],
    documentIds:[&quot;123&quot;]
  </code></pre>
  <p>db.foo.... Thank you in advance</p>