foreach ($db->query($q)->fetchAll(PDO::FETCH_ASSOC) as $item) {
            $global_type = $item['global_type'];
            $object_type = $item['object_type'];
            $group_id = $item['group_id'];
            $group_name = $item['group_name'];
            $type_name = $item['type_name'];

            $type_names[$global_type]['items'][$object_type]['id'] = $object_type;
            $type_names[$global_type]['items'][$object_type]['name'] = $type_name;
            $type_names[$global_type]['items'][$object_type]['items'][$group_id]['id'] = $group_id;
            $type_names[$global_type]['items'][$object_type]['items'][$group_id]['name'] = $group_name;
            $type_names[$global_type]['items'][$object_type]['items'][$group_id]['items'][] = [
                'attr_name' => $item['attr_name'],
                'label' => $item['label'],
            ];
        }