Use subquery for count and exists (#1624)

tortoise · May 23, 2024 · 201e535 · 201e535
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diff --git a/CHANGELOG.rst b/CHANGELOG.rst
@@ -27,6 +27,7 @@ Fixed
 - Fix `get_annotations` now evaluates annotations in the default scope instead of the app namespace. (#1552)
 - Fix `get_or_create` method. (#1404)
 - Use `index_name` instead of `BaseSchemaGenerator._generate_index_name` to generate index name.
+- Use subquery for count() and exists() in `QuerySet` to match count result to `QuerySet` result. (#1607)
 
 Changed
 ^^^^^^^

diff --git a/tests/test_queryset.py b/tests/test_queryset.py
@@ -476,7 +476,7 @@ async def test_annotate_order_expression(self):
         self.assertEqual(data[0] + 1, data[1])
 
     async def test_annotate_expression_filter(self):
-        count = await IntFields.annotate(intnum=F("intnum") + 1).filter(intnum__gt=30).count()
+        count = await IntFields.annotate(intnum1=F("intnum") + 1).filter(intnum1__gt=30).count()
         self.assertEqual(count, 23)
 
     async def test_get_raw_sql(self):