Erik Cederstrand ecederstrand
ecederstrand
/ prefetch.py
Last active
September 17, 2015 20:54
Prefetch objects using the original filters rather than the IN clause used by prefetch_related()
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| from collections import defaultdict | |
| import logging | |
| from django.db.models import Q | |
| from django.db.models.fields.related import ForeignRelatedObjectsDescriptor, ReverseSingleRelatedObjectDescriptor, \ | |
| ReverseManyRelatedObjectsDescriptor | |
| log = logging.getLogger(__name__) | |
| def to_tree(prefetch_fields): |