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Code Issues 32 Releases Wiki Activity

Fixed #34015 -- Allowed filtering by transforms on relation fields.

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This commit is contained in:
Mariusz Felisiak
2022-09-22 00:17:04 +02:00
committed by GitHub
parent cfe3008123
commit ce6230aa97
4 changed files with 41 additions and 15 deletions
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10
django/db/models/sql/query.py
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@@ -1278,10 +1278,6 @@ class Query(BaseExpression):
# supports both transform and lookup for the name.
lookup_class = lhs.get_lookup(lookup_name)
if not lookup_class:
if lhs.field.is_relation:
raise FieldError(
"Related Field got invalid lookup: {}".format(lookup_name)
)
# A lookup wasn't found. Try to interpret the name as a transform
# and do an Exact lookup against it.
lhs = self.try_transform(lhs, lookup_name)
@@ -1450,12 +1446,6 @@ class Query(BaseExpression):
can_reuse.update(join_list)
if join_info.final_field.is_relation:
# No support for transforms for relational fields
num_lookups = len(lookups)
if num_lookups > 1:
raise FieldError(
"Related Field got invalid lookup: {}".format(lookups[0])
)
if len(targets) == 1:
col = self._get_col(targets[0], join_info.final_field, alias)
else: