网上图书商城6--订单模块1

1.sql

①t_orderitem一个外键

bname:方便后期book删除

CREATE TABLE `t_orderitem` (
  `orderItemId` char(32) NOT NULL,
  `quantity` int(11) DEFAULT NULL,
  `subtotal` decimal(8,2) DEFAULT NULL,
  `bid` char(32) DEFAULT NULL,
  `bname` varchar(200) DEFAULT NULL,
  `currPrice` decimal(8,2) DEFAULT NULL,
  `image_b` varchar(100) DEFAULT NULL,
  `oid` char(32) DEFAULT NULL,
  PRIMARY KEY (`orderItemId`),
  KEY `FK_t_orderitem_t_order` (`oid`),
  CONSTRAINT `FK_t_orderitem_t_order` FOREIGN KEY (`oid`) REFERENCES `t_order` (`oid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

insert  into `t_orderitem`(`orderItemId`,`quantity`,`subtotal`,`bid`,`bname`,`currPrice`,`image_b`,`oid`) values (‘01D2DF3E5BB34E9F9D2477180C8D94D3‘,1,‘74.50‘,‘CE01F15D435A4C51B0AD8202A318DCA7‘,‘Java编程思想（第4版）‘,‘74.50‘,‘book_img/9317290-1_b.jpg‘,‘C0841F4DFE7A43BFB183E4E82AE7914C‘);

②t_order一个外键

CREATE TABLE `t_order` (
  `oid` char(32) NOT NULL,
  `ordertime` char(19) DEFAULT NULL,
  `total` decimal(10,2) DEFAULT NULL,
  `status` int(11) DEFAULT NULL,
  `address` varchar(1000) DEFAULT NULL,
  `uid` char(32) DEFAULT NULL,
  PRIMARY KEY (`oid`),
  KEY `FK_t_order_t_user` (`uid`),
  CONSTRAINT `FK_t_order_t_user` FOREIGN KEY (`uid`) REFERENCES `t_user` (`uid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

insert  into `t_order`(`oid`,`ordertime`,`total`,`status`,`address`,`uid`) values (‘058F48DA33694C6D8F5C2C13F3D26CEA‘,‘2013-12-26 21:47:04‘,‘95.30‘,1,‘李女士 广东省 揭阳市 揭东县 xxx xxx xxx‘,‘32DB3700D2564254982BC58B0E4D95BC‘);

2.bean

①OrderItem

public class OrderItem {
	private String orderItemId;//主键
	private int quantity;//数量
	private double subtotal;//小计
	private Book book;//所关联的Book
	private Order order;//所属的订单

②Order

public class Order {
	private String oid;//主键
	private String ordertime;//下单时间
	private double total;//总计
	private int status;//订单状态：1未付款, 2已付款但未发货, 3已发货未确认收货, 4确认收货了交易成功, 5已取消(只有未付款才能取消)
	private String address;//收货地址
	private User owner;//订单的所有者

	private List<OrderItem> orderItemList;