ALTER TABLE `shop_category_layout` ADD IF NOT EXISTS `show_all_products` TINYINT(1) UNSIGNED NOT NULL DEFAULT 0 AFTER `show_products`;
ALTER TABLE `shop_category_layout` ADD IF NOT EXISTS `products_per_page` TINYINT(5) UNSIGNED NULL DEFAULT NULL AFTER `show_all_products`;
ALTER TABLE `shop_images` ADD IF NOT EXISTS `sort` TINYINT(1) UNSIGNED NOT NULL DEFAULT 0;
