Fix regress added to migrations.test_operations.test_alter_field_pk_fk

        self.assertIsInstance(project_state.models["test_alflpkfk", "pony"].get_field_by_name("id"), models.AutoField)

        self.assertIsInstance(new_state.models["test_alflpkfk", "pony"].get_field_by_name("id"), models.FloatField)

        def assertIdTypeEqualsFkType(self):

        def assertIdTypeEqualsFkType():

            with connection.cursor() as cursor:

                id_type = [c.type_code for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_pony") if c.name == "id"][0]

                fk_type = [c.type_code for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_rider") if c.name == "pony_id"][0]

            self.assertEqual(id_type, fk_type)

        assertIdTypeEqualsFkType()

        # Test the database alteration

        with connection.schema_editor() as editor: