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Fixed #30106 -- Made order_with_respect_to updates use QuerySet.bulk_update().

This commit is contained in:
Simon Charette 2019-01-16 21:56:06 -06:00 committed by Tim Graham
parent 2110b17924
commit 8d2dcc47cd
1 changed files with 3 additions and 5 deletions
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8
django/db/models/base.py
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@ -1782,11 +1782,9 @@ def method_set_order(self, ordered_obj, id_list, using=None):
using = DEFAULT_DB_ALIAS using = DEFAULT_DB_ALIAS
order_wrt = ordered_obj._meta.order_with_respect_to order_wrt = ordered_obj._meta.order_with_respect_to
filter_args = order_wrt.get_forward_related_filter(self) filter_args = order_wrt.get_forward_related_filter(self)
# FIXME: It would be nice if there was an "update many" version of update ordered_obj.objects.db_manager(using).filter(**filter_args).bulk_update([
# for situations like this. ordered_obj(pk=pk, _order=order) for order, pk in enumerate(id_list)
with transaction.atomic(using=using, savepoint=False): ], ['_order'])
for i, j in enumerate(id_list):
ordered_obj.objects.filter(pk=j, **filter_args).update(_order=i)
def method_get_order(self, ordered_obj): def method_get_order(self, ordered_obj):