django iterate over all objects
star_set = Star.objects.all()
# The `iterator()` method ensures only a few rows are fetched from
# the database at a time, saving memory.
for star in star_set.iterator():
print(star.name)django iterate over all objects
star_set = Star.objects.all()
# The `iterator()` method ensures only a few rows are fetched from
# the database at a time, saving memory.
for star in star_set.iterator():
print(star.name)get queryset
from myapp.models import Purchase
from myapp.serializers import PurchaseSerializer
from rest_framework import generics
class PurchaseList(generics.ListAPIView):
serializer_class = PurchaseSerializer
def get_queryset(self):
"""
This view should return a list of all the purchases
for the currently authenticated user.
"""
user = self.request.user
return Purchase.objects.filter(purchaser=user)Copyright © 2021 Codeinu
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