ALTER TABLE `shop_product_options` DROP FOREIGN KEY `shop_product_options_ibfk_1`;
ALTER TABLE `shop_product_options` ADD CONSTRAINT `shop_product_options_ibfk_1` FOREIGN KEY (`product_id`) REFERENCES `shop_products` (`product_id`) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE `shop_postalcodes` CHANGE `postalcode` `postalcode` CHAR(6) NOT NULL;
