Django ORM 如何将一个表的查询结果作为新表进行查询操作？ - V2EX

Django ORM 如何将一个表的查询结果作为新表进行查询操作？ - V2EX

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这是一个创建于 1420 天前的主题，其中的信息可能已经有所发展或是发生改变。

SQL 写法：

SELECT MIN(max_salary),did FROM (SELECT MAX(salary) AS max_salary,e.`department_id` did FROM employees e GROUP BY e.`department_id`)AS tmp

另外，SQLAlchemy 可以使用 alias()，请问 Django 如何实现这种写法？

3 条回复 2022-01-12 10:09:53 +08:00

1

yonng

2022-01-12 09:56:31 +08:00

https://docs.djangoproject.com/en/4.0/ref/models/expressions/#subquery-expressions

2

coolair

OP

2022-01-12 09:59:39 +08:00

@yonng 文档已经看过，请问如何实现？谢谢。

3

IurNusRay

2022-01-12 10:09:53 +08:00

不是在后面接上 filter 就可以了吗
queryset1 = A.objects.filter()
queryset2 = queryset1.filter()

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