hibernate annotation 双向 one-to-one 注解 环境：Hibernate 3.3.1 Maven 3.0.4 MySQL 5.5.13 Myeclipse 8.6.1 建表语句：DROP TABLE IF EXISTS `t_card`;CREATE TABLE `t_card` ( `cardId` int(10) unsigned NOT NULL AUTO_INCREMENT, `cardNumber` char(18) NOT NULL, PRIMARY KEY...
packagecom.fancy.test;importorg.hibernate.Session;importorg.hibernate.SessionFactory;importorg.hibernate.cfg.AnnotationConfiguration;importorg.hibernate.cfg.Configuration;importcom.fancy.po.Card;importcom.fancy.po.Person;/*** --- * @文件: Test.java * @作者: fancy * @邮箱: fancyzero@yeah.net * ...
import javax.persistence.OneToOne; @Entity public class Users { private int id; private String level; private String title; private Customer customer; @OneToOne @JoinColumn(name="customer___tables") //这里的JoinColumn定义为外键的名称,都是以one一方为基准 public Customer getCustomer() { return c...
package com.hibernate_onetoonepk; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.cfg.AnnotationConfiguration; public class Test { //测试 public static void main(String[] args) { AnnotationConfiguration af = new AnnotationConfiguration(); SessionFactory sf = af...
OneToOne annotation 双向关联 package com.hibernate.entity; import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.OneToOne; @Entity public class Husband implements Serializable {...
2张表A,B A表中有一外键指向B表的主键,用@OneToOne(targetEntity = B.class,fetch = FetchType.LAZY) 注解后,利用hibernate自动生成的表中,B表中也对应出现了A表的外键字段,我现在希望A表中有B的外键但B中不能有A的外键,请问该怎么设置? A:id, name,B_id B:id,name Hibernate...
hibernate-mysql-demo 基于maven构建的hibernate mysql demo。 基于xml、annotation的hibernate demo:其中包含one-to-one、one-to-many、many-to-many映射关系的配置。独立的测试用例。 内容如下: one-to-one: xml/annotation。 one-to-many: xml/annotation。 many-to-many: xml/annotation。 many-to-many "join...
Hibernate One To Many Mapping Example - XML Configuration This is the most important part of tutorial, let’s see how we have to map both Cart and Items classes for one to many mapping in hibernate.cart.hbm.xml <?xml version="1.0"?> ...
1.Need an example of a primary-key @OneToOne mapping in Hibernatestackoverflow.com Can somebody please give me an example of a unidirectional @OneToOne primary-key mapping in Hibernate ? I've tried numerous combinations, and so far the best thing I've gotten is this : ...
Hibernate Annotation的 *ToOne默认的FetchType是EAGER的 public class Entry{ ... @ManyToOne(targetEntity = User.class, fetch = FetchType.LAZY) 如果不加“fetch = FetchType.LAZY” 就会生成一个连表sql. /** * lazy load this property by proxy */ @JoinColumn(name="USERID") @LazyToOne(...