使用Django的ORM在每个消息线程中查找最近的消息

I have a messaging feature much like Facebook's in that each person can send another person a message, creating a new message thread, and every following message between those two people will appear on the same thread. I created a 'messages' data table which stores all of the messages along with the thread_id, which looks something like this:I have a messaging feature much like Facebook's