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Closes #4865: Replace all Count() annotations with subqueries (#5385)

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* Convert circuits to use subqueries

* Convert dcim to use subqueries

* Convert extras to use subqueries

* Convert ipam to use subqueries

* Convert secrets to use subqueries

* Convert virtualization to use subqueries

* Update global search view to use subqueries where appropriate

* Remove extraneous order_by() calls
This commit is contained in:
Jeremy Stretch
2020-11-25 15:49:18 -05:00
committed by GitHub
parent 77bbe5730b
commit f55e966c8f
13 changed files with 134 additions and 103 deletions
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11
netbox/virtualization/api/views.py
View File

@ -1,4 +1,3 @@
from django.db.models import Count
from django.shortcuts import get_object_or_404
from rest_framework.decorators import action
from rest_framework.response import Response
@ -29,16 +28,16 @@ class VirtualizationRootView(APIRootView):
class ClusterTypeViewSet(ModelViewSet):
queryset = ClusterType.objects.annotate(
cluster_count=Count('clusters')
).order_by(*ClusterType._meta.ordering)
cluster_count=get_subquery(Cluster, 'type')
)
serializer_class = serializers.ClusterTypeSerializer
filterset_class = filters.ClusterTypeFilterSet
class ClusterGroupViewSet(ModelViewSet):
queryset = ClusterGroup.objects.annotate(
cluster_count=Count('clusters')
).order_by(*ClusterGroup._meta.ordering)
cluster_count=get_subquery(Cluster, 'group')
)
serializer_class = serializers.ClusterGroupSerializer
filterset_class = filters.ClusterGroupFilterSet
@ -49,7 +48,7 @@ class ClusterViewSet(CustomFieldModelViewSet):
).annotate(
device_count=get_subquery(Device, 'cluster'),
virtualmachine_count=get_subquery(VirtualMachine, 'cluster')
).order_by(*Cluster._meta.ordering)
)
serializer_class = serializers.ClusterSerializer
filterset_class = filters.ClusterFilterSet