* @copyright 2019 idnovate.com * @license See above */ function upgrade_module_2_0_20() { $result = true; $result &= Db::getInstance()->execute( "ALTER TABLE `"._DB_PREFIX_."quantity_discount_rule_condition` ADD `customer_orders_amount_discount` tinyint(1) unsigned DEFAULT NULL AFTER `customer_orders_amount_shipping`;" ); return $result; }