擅长:python、mysql、java
<p>或者,您可以利用Django QuerySet操作是累积的、懒惰的这一事实:</p>
<pre><code> myobjects = Model.objects.filter(key1=value1)
myobjects = myobjects.exclude(key2=value2)
myobjects = myobjects.order_by('key3')
myobjects = myobjects.select_related(depth=1)
</code></pre>