网上商城7--订单模块

1.建表:

CREATE TABLE `orders` (
  `oid` int(11) NOT NULL AUTO_INCREMENT,
  `total` double DEFAULT NULL,
  `ordertime` datetime DEFAULT NULL,
  `state` int(11) DEFAULT NULL,
  `name` varchar(20) DEFAULT NULL,
  `addr` varchar(100) DEFAULT NULL,
  `phone` varchar(20) DEFAULT NULL,
  `uid` int(11) DEFAULT NULL,
  PRIMARY KEY (`oid`),
  KEY `FKC3DF62E5AA3D9C7` (`uid`),
  CONSTRAINT `FKC3DF62E5AA3D9C7` FOREIGN KEY (`uid`) REFERENCES `user` (`uid`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;

CREATE TABLE `orderitem` (
  `itemid` int(11) NOT NULL AUTO_INCREMENT,
  `count` int(11) DEFAULT NULL,
  `subtotal` double DEFAULT NULL,
  `pid` int(11) DEFAULT NULL,
  `oid` int(11) DEFAULT NULL,
  PRIMARY KEY (`itemid`),
  KEY `FKE8B2AB6166C01961` (`oid`),
  KEY `FKE8B2AB6171DB7AE4` (`pid`),
  CONSTRAINT `FKE8B2AB6166C01961` FOREIGN KEY (`oid`) REFERENCES `orders` (`oid`),
  CONSTRAINT `FKE8B2AB6171DB7AE4` FOREIGN KEY (`pid`) REFERENCES `product` (`pid`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;