Fixed #30885 -- Dropped support for MariaDB 10.1.

django/db/backends/mysql/features.py

@@ -85,7 +85,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
     @cached_property
     def supports_over_clause(self):
         if self.connection.mysql_is_mariadb:
-            return self.connection.mysql_version >= (10, 2)
+            return True
         return self.connection.mysql_version >= (8, 0, 2)
 
     supports_frame_range_fixed_distance = property(operator.attrgetter('supports_over_clause'))

docs/ref/databases.txt

@@ -286,7 +286,7 @@ MariaDB notes
 
 .. versionadded:: 3.0
 
-Django supports MariaDB 10.1 and higher.
+Django supports MariaDB 10.2 and higher.
 
 To use MariaDB, use the MySQL backend, which is shared between the two. See the
 :ref:`MySQL notes <mysql-notes>` for more details.

docs/releases/3.1.txt

@@ -224,6 +224,12 @@ backends.
 * ``DatabaseOperations.fetch_returned_insert_columns()`` now requires an
   additional ``returning_params`` argument.
 
+Dropped support for MariaDB 10.1
+--------------------------------
+
+Upstream support for MariaDB 10.1 ends in October 2020. Django 3.1 supports
+MariaDB 10.2 and higher.
+
 Miscellaneous
 -------------