orm 不设置外建进行跨表查询

https://www.cnblogs.com/shouke/p/13423151.html

过滤

https://www.cnblogs.com/xp1315458571/p/11735728.html

orm 查询

https://www.cnblogs.com/sss4/p/7070942.html

 drf to_representation to_internal_value()

https://blog.csdn.net/weixin_42134789/article/details/115191672