* @copyright 2019 idnovate.com * @license See above */ function upgrade_module_2_1_6() { Db::getInstance()->execute( "ALTER TABLE `"._DB_PREFIX_."quantity_discount_rule` CHANGE `code` `code` varchar(254) NULL AFTER `id_family`, CHANGE `code_prefix` `code_prefix` varchar(254) NULL AFTER `code`;" ); return true; }