擅长:python、mysql、java
<p>如果<code>PostType</code>不是抽象模型,那么您应该能够直接查询它以获得所有这些子类结果</p>
<pre><code>PostType.objects.filter(title__icontains=query)
</code></pre>
<p>否则,就不能用一个查询来实现这一点。你知道吗</p>
<blockquote>
<p>Even a way to programmatically get all the children so that I could
loop through them and get all the objects would be fine too.</p>
</blockquote>
<p>这是可能的-以编程方式获取子类</p>
<pre><code>PostType.__subclasses__()
</code></pre>