电商系统商品表设计

DROP TABLE IF EXISTS `category`; -- 类目表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `category` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(64) DEFAULT NULL,
  `parent_flag` tinyint(1) DEFAULT NULL,
  `parent_id` int(11) DEFAULT NULL,
  `use_flag` tinyint(1) DEFAULT NULL,
  `code` bigint(20) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

DROP TABLE IF EXISTS `category_property`; -- 类目属性关联表（公共属性，叶子类目的特有属性，设计成父子关系，不好理解，但却可以减少表的很多数据量）
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `category_property` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `category_id` int(11) DEFAULT NULL,
  `property_id` int(11) DEFAULT NULL,
  `parent_flag` tinyint(1) DEFAULT NULL,
  `parent_id` int(11) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

DROP TABLE IF EXISTS `cat_prop_val`; -- 类目属性值表（关系表，可以精准控制每个类目的属性值）
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `cat_prop_val` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `cat_prop_id` int(11) DEFAULT NULL,
  `value_id` int(11) DEFAULT NULL,
  `status` tinyint(1) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


DROP TABLE IF EXISTS `goods`; -- 简单的商品表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `goods` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(64) DEFAULT NULL,
  `category_id` int(11) DEFAULT NULL,
  `store_id` int(11) DEFAULT NULL,
  `status` int(11) DEFAULT NULL,
  `use_flag` tinyint(1) DEFAULT NULL,
  `create_time` datetime DEFAULT NULL,
  `update_time` datetime DEFAULT NULL,
  `up_time` datetime DEFAULT NULL,
  `down_time` datetime DEFAULT NULL,
  `description` varchar(45) DEFAULT NULL,
  `keywords` varchar(45) DEFAULT NULL,
  `min_price` varchar(45) DEFAULT NULL,
  `max_price` varchar(45) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


DROP TABLE IF EXISTS `goods_property`; -- 商品非销售属性表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `goods_property` (
  `id` int(11) NOT NULL,
  `goods_id` int(11) DEFAULT NULL,
  `property_id` int(11) DEFAULT NULL,
  `property_name` varchar(64) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

DROP TABLE IF EXISTS `goods_prop_value`;-- 商品非销售属性的值表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `goods_prop_value` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `goods_prop_id` int(11) DEFAULT NULL,
  `value_id` int(11) DEFAULT NULL,
  `value_name` varchar(45) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

DROP TABLE IF EXISTS `goods_sku`; -- 商品sku表（同商品属性表，分开设计是可以提高查询速度）
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `goods_sku` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `goods_id` int(11) DEFAULT NULL,
  `property_id` int(11) DEFAULT NULL,
  `property_name` varchar(64) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


DROP TABLE IF EXISTS `goods_sku_value`; -- 商品sku 值表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `goods_sku_value` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `goods_sku_id` int(11) DEFAULT NULL,
  `value_id` int(11) DEFAULT NULL,
  `value_name` varchar(64) DEFAULT NULL,
  `image_uri` varchar(128) DEFAULT NULL,
  `quality` int(11) DEFAULT NULL,
  `price` decimal(10,0) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


DROP TABLE IF EXISTS `property`; -- 类目属性表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `property` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(64) DEFAULT NULL,
  `is_key` tinyint(1) DEFAULT NULL,
  `is_multi` tinyint(1) DEFAULT NULL,
  `is_color` tinyint(1) DEFAULT NULL,
  `is_enum` tinyint(1) DEFAULT NULL,
  `is_required` tinyint(1) DEFAULT NULL,
  `is_alias` tinyint(1) DEFAULT NULL,
  `is_sell` tinyint(1) DEFAULT NULL,
  `is_input` tinyint(1) DEFAULT NULL,
  `is_search` tinyint(1) DEFAULT NULL,
  `is_parent` tinyint(1) DEFAULT NULL,
  `parent_id` int(11) DEFAULT NULL,
  `use_flag` tinyint(1) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;


DROP TABLE IF EXISTS `value`; -- 属性值表
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `value` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(64) DEFAULT NULL,
  `use_flag` tinyint(1) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
求高人指点更好的设计！！！！！！
电商系统商品表设计

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