[django] Realize F query in orm under django

Preface: How to implement F query under the orm framework under django

library table

# 需求： 评论数大于点赞数的数据

from myapp import models
from django.http import JsonResponse
from django.db.models import Count，F

models.Book.objects.filter(comment__gt=F("good"))  # gt 大于，gte 大于等于  见博主其他文章

# 需求： 将所有的书价格上调100

from myapp import models
from django.http import JsonResponse
from django.db.models import Count，F

models.Book.objects.all().update(price=F('price')+100)