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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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22
netbox/circuits/views.py
View File

@ -1,12 +1,12 @@
from django.contrib import messages
from django.db import transaction
from django.db.models import Count
from django.shortcuts import get_object_or_404, redirect, render
from django_tables2 import RequestConfig
from extras.models import Graph
from utilities.forms import ConfirmationForm
from utilities.paginator import EnhancedPaginator, get_paginate_count
from utilities.utils import get_subquery
from utilities.views import (
BulkDeleteView, BulkEditView, BulkImportView, ObjectView, ObjectDeleteView, ObjectEditView, ObjectListView,
)
@ -20,7 +20,9 @@ from .models import Circuit, CircuitTermination, CircuitType, Provider
#
class ProviderListView(ObjectListView):
queryset = Provider.objects.annotate(count_circuits=Count('circuits')).order_by(*Provider._meta.ordering)
queryset = Provider.objects.annotate(
count_circuits=get_subquery(Circuit, 'provider')
)
filterset = filters.ProviderFilterSet
filterset_form = forms.ProviderFilterForm
table = tables.ProviderTable
@ -72,14 +74,18 @@ class ProviderBulkImportView(BulkImportView):
class ProviderBulkEditView(BulkEditView):
queryset = Provider.objects.annotate(count_circuits=Count('circuits')).order_by(*Provider._meta.ordering)
queryset = Provider.objects.annotate(
count_circuits=get_subquery(Circuit, 'provider')
)
filterset = filters.ProviderFilterSet
table = tables.ProviderTable
form = forms.ProviderBulkEditForm
class ProviderBulkDeleteView(BulkDeleteView):
queryset = Provider.objects.annotate(count_circuits=Count('circuits')).order_by(*Provider._meta.ordering)
queryset = Provider.objects.annotate(
count_circuits=get_subquery(Circuit, 'provider')
)
filterset = filters.ProviderFilterSet
table = tables.ProviderTable
@ -89,7 +95,9 @@ class ProviderBulkDeleteView(BulkDeleteView):
#
class CircuitTypeListView(ObjectListView):
queryset = CircuitType.objects.annotate(circuit_count=Count('circuits')).order_by(*CircuitType._meta.ordering)
queryset = CircuitType.objects.annotate(
circuit_count=get_subquery(Circuit, 'type')
)
table = tables.CircuitTypeTable
@ -109,7 +117,9 @@ class CircuitTypeBulkImportView(BulkImportView):
class CircuitTypeBulkDeleteView(BulkDeleteView):
queryset = CircuitType.objects.annotate(circuit_count=Count('circuits')).order_by(*CircuitType._meta.ordering)
queryset = CircuitType.objects.annotate(
circuit_count=get_subquery(Circuit, 'type')
)
table = tables.CircuitTypeTable