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-rw-r--r--django/db/models/fields/generated.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/django/db/models/fields/generated.py b/django/db/models/fields/generated.py
index f6e3445b71..f89269b5e6 100644
--- a/django/db/models/fields/generated.py
+++ b/django/db/models/fields/generated.py
@@ -66,6 +66,16 @@ class GeneratedField(Field):
sql = f"CASE WHEN {sql} THEN 1 ELSE 0 END"
return sql, params
+ @cached_property
+ def referenced_fields(self):
+ resolved_expression = self.expression.resolve_expression(
+ self._query, allow_joins=False
+ )
+ referenced_fields = []
+ for col in self._query._gen_cols([resolved_expression]):
+ referenced_fields.append(col.target)
+ return frozenset(referenced_fields)
+
def check(self, **kwargs):
databases = kwargs.get("databases") or []
errors = [