1 import os
2
3
4 if __name__ == '__main__':
5 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "bbs.settings") #可从manage.py文件复制粘贴
6
7 import django
8 django.setup() #启用django中的模块
9
10 from boo import models
11
12 # 基于对象的查询 SQL: 子查询
13 # a1 = models.Article.objects.first()
14 # print(a1.user.avatar, type(a1.user))
15 #
16 # # 基于QuerySet查询, SQL: join连表查询
17 # a2 = models.Article.objects.filter(pk=1)
18 # print(a2.values("user__avatar"))
标签：__,基于,models,django,orm,import,查询 From： https://www.cnblogs.com/zs0621/p/16737751.html