擅长:python、mysql、java
<pre><code>from django.db.models import F
StockRequest.objects.filter(amount_requested=F("amount_approved"))
</code></pre>
<p><a href="http://docs.djangoproject.com/en/dev/topics/db/queries/#filters-can-reference-fields-on-the-model" rel="noreferrer">http://docs.djangoproject.com/en/dev/topics/db/queries/#filters-can-reference-fields-on-the-model</a></p>