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authorDavid Wobrock <david.wobrock@gmail.com>2021-09-29 00:00:50 +0200
committerMariusz Felisiak <felisiak.mariusz@gmail.com>2021-09-29 20:23:29 +0200
commitdd1fa3a31b4680c0d3712e6ae122b878138580c7 (patch)
tree10205352e74cd3708581c7c262d25840be6aa12a /django/db/models/sql/query.py
parentad36a198a12df4dff65992191b3eb0a474e2daac (diff)
Fixed #33018 -- Fixed annotations with empty queryset.
Thanks Simon Charette for the review and implementation idea.
Diffstat (limited to 'django/db/models/sql/query.py')
-rw-r--r--django/db/models/sql/query.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/django/db/models/sql/query.py b/django/db/models/sql/query.py
index f772f7048b..b02d19071b 100644
--- a/django/db/models/sql/query.py
+++ b/django/db/models/sql/query.py
@@ -143,6 +143,7 @@ class Query(BaseExpression):
"""A single SQL query."""
alias_prefix = 'T'
+ empty_result_set_value = None
subq_aliases = frozenset([alias_prefix])
compiler = 'SQLCompiler'