擅长:python、mysql、java
<p>自从Django 1.11以来,queryset在其他新方法中有一个<code>difference()</code>方法。(来源:<a href="https://docs.djangoproject.com/en/1.11/releases/1.11/#models" rel="noreferrer">https://docs.djangoproject.com/en/1.11/releases/1.11/#models</a>)</p>
<pre><code>qs_diff = qs_all.difference(qs_part) # Capture elements that are in qs_all but not in qs_part
</code></pre>
<p>另请参见:<a href="https://stackoverflow.com/a/45651267/5497962">https://stackoverflow.com/a/45651267/5497962</a></p>