mysql某建表语句

CREATE TABLE `product_info`(
`product_id` VARCHAR(32) NOT NULL COMMENT '主键',
`product_name` VARCHAR(64) NOT NULL COMMENT '商品名称',
`product_price` DECIMAL(8,2) NOT NULL COMMENT '商品单价',
`product_stock` INT NOT NULL COMMENT '库存',
`product_description` VARCHAR(64) COMMENT '描述',
`product_icon` VARCHAR(512) COMMENT '小图',
`product_status` TINYINT(3) DEFAULT 0 COMMENT '商品状态,0正常1下线',
`category_type` INT NOT NULL COMMENT '类目编号',
`create_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '修改时间',
PRIMARY KEY (`product_id`)
) COMMENT '商品表';

CREATE TABLE `product_category`(
`category_id` INT NOT NULL AUTO_INCREMENT COMMENT '主键',
`category_name` VARCHAR(64) NOT NULL COMMENT '类目名字',
`category_type` INT NOT NULL COMMENT '类目编号',
`create_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '修改时间',
PRIMARY KEY (`category_id`),
UNIQUE KEY `uqe_category_type` (`category_type`)
) COMMENT '类目表';

CREATE TABLE `order_master`(
`order_id` VARCHAR(32) NOT NULL COMMENT '主键',
`buyer_name` VARCHAR(32) NOT NULL COMMENT '买家名字',
`buyer_phone` VARCHAR(32) NOT NULL COMMENT '买家电话',
`buyer_address` VARCHAR(128) NOT NULL COMMENT '买家地址',
`buyer_openid` VARCHAR(64) NOT NULL COMMENT '买家微信openid',
`order_amount` DECIMAL(8,2) NOT NULL COMMENT '订单总金额',
`order_status` TINYINT(3) NOT NULL DEFAULT '0' COMMENT '订单状态,默认0新下单',
`pay_status` TINYINT(3) NOT NULL DEFAULT '0' COMMENT '支付状态,默认0未支付',
`create_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '修改时间',
PRIMARY KEY (`order_id`),
KEY `idx_buyer_openid` (`buyer_openid`)
) COMMENT '订单表';

CREATE TABLE `order_detail`(
`detail_id` VARCHAR(32) NOT NULL COMMENT '主键',
`order_id` VARCHAR(32) NOT NULL COMMENT '订单id',
`product_id` VARCHAR(32) NOT NULL COMMENT '商品id',
`product_name` VARCHAR(64) NOT NULL COMMENT '商品名称',
`product_price` DECIMAL(8,2) NOT NULL COMMENT '商品价格',
`product_quantity` INT NOT NULL COMMENT '商品数量',
`product_icon` VARCHAR(512) COMMENT '商品小图',
`create_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '修改时间',
PRIMARY KEY (`detail_id`),
KEY `idx_order_id` (`order_id`)
) COMMENT '订单详情';