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django_bulk_update_multiple_instances_single_query.py
pythonEfficiently update multiple model instances in a single database quer
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django_bulk_update_multiple_instances_single_query.py
1from django_bulk_update.helper import bulk_update
2from .models import MyModel # Assuming a model named MyModel exists
3
4# 1. Fetch the objects you want to update
5random_objects = MyModel.objects.all()[:10]
6
7# 2. Modify the attributes on the instances
8for obj in random_objects:
9 obj.some_field = 'some_value'
10
11# 3. Perform the bulk update
12# This will execute a single query (or a few, depending on the batch size)
13bulk_update(random_objects, update_fields=['some_field'])