CREATE TABLE `shop_item_type` (
  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `title` varchar(150) NOT NULL DEFAULT '',
  PRIMARY KEY (`id`),
  KEY `title` (`title`)
);

CREATE TABLE `shop_directory_item` (
  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `parent_id` int(10) unsigned NOT NULL DEFAULT 0,
  `title` varchar(150) NOT NULL DEFAULT '',
  `allow_sub_directory` int(1) NOT NULL DEFAULT 0,
  `data` mediumtext NOT NULL,
  PRIMARY KEY (`id`),
  KEY `title` (`title`)
);