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Fix N+1 queries in API (#5684)

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* Fix N+1 query in API quotas list

* fix membership N+1

* fix vouchers N+1 budget_used

* rename and reuse Voucher.annotate_budget_used_orders to budget_used

* fix flake8
This commit is contained in:
Richard Schreiber
2025-12-03 15:37:40 +01:00
committed by GitHub
parent d3fde85c39
commit 1a40215e91
6 changed files with 13 additions and 7 deletions
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4
src/pretix/base/models/vouchers.py
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@@ -623,7 +623,7 @@ class Voucher(LoggedModel):
return max(1, self.min_usages - self.redeemed)
@classmethod
def annotate_budget_used_orders(cls, qs):
def annotate_budget_used(cls, qs):
opq = OrderPosition.objects.filter(
voucher_id=OuterRef('pk'),
voucher_budget_use__isnull=False,
@@ -632,7 +632,7 @@ class Voucher(LoggedModel):
Order.STATUS_PENDING
]
).order_by().values('voucher_id').annotate(s=Sum('voucher_budget_use')).values('s')
return qs.annotate(budget_used_orders=Coalesce(Subquery(opq, output_field=models.DecimalField(max_digits=13, decimal_places=2)), Decimal('0.00')))
return qs.annotate(budget_used=Coalesce(Subquery(opq, output_field=models.DecimalField(max_digits=13, decimal_places=2)), Decimal('0.00')))
def budget_used(self):
ops = OrderPosition.objects.filter(