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Code Issues Projects Releases Wiki Activity

Much prefetch/select related optimisations

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FreneticScribbler
2021-02-08 18:18:16 +00:00
parent 603e919ad0
commit 3f93cebf41
8 changed files with 32 additions and 20 deletions
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7
RIGS/hs.py
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@@ -76,6 +76,9 @@ class EventRiskAssessmentList(generic.ListView):
model = models.RiskAssessment
template_name = 'hs_object_list.html'
def get_queryset(self):
return self.model.objects.order_by('reviewed_at').select_related('event')
def get_context_data(self, **kwargs):
context = super(EventRiskAssessmentList, self).get_context_data(**kwargs)
context['title'] = 'Risk Assessment'
@@ -83,7 +86,6 @@ class EventRiskAssessmentList(generic.ListView):
context['edit'] = 'ra_edit'
context['review'] = 'ra_review'
context['perm'] = 'perms.RIGS.review_riskassessment'
context['fields'] = [n.name for n in list(self.model._meta.get_fields()) if n.name != 'reviewed_at' and n.name != 'reviewed_by' and not n.is_relation and not n.auto_created]
return context
@@ -187,7 +189,6 @@ class EventChecklistList(generic.ListView):
context['edit'] = 'ec_edit'
context['review'] = 'ec_review'
context['perm'] = 'perms.RIGS.review_eventchecklist'
context['fields'] = [n.name for n in list(self.model._meta.get_fields()) if n.name != 'reviewed_at' and n.name != 'reviewed_by' and not n.is_relation and not n.auto_created]
return context
@@ -209,7 +210,7 @@ class HSList(generic.ListView):
template_name = 'hs_list.html'
def get_queryset(self):
return models.Event.objects.all().order_by('-start_date')
return models.Event.objects.all().order_by('-start_date').select_related('riskassessment').prefetch_related('checklists')
def get_context_data(self, **kwargs):
context = super(HSList, self).get_context_data(**kwargs)