枸杞山枣

hibernate多对多关系映射 多个教师对应多个学生 Teacher.java [code="java"] package com.aabnn.vo; import java.util.HashSet; import java.util.Set; public class Teacher { private int id; private String name; ...

Person.java [code="java"] package com.aabnn.vo; import java.util.ArrayList; import java.util.Collection; public class Person { private int id; private String name; private Collection sc...

person.java [code="java"] package com.aabnn.vo; public class Person { private int id; private String name; private String[] schools; public Person(){} public Person(String name,String[]...

Person.java [code="java"] package com.aabnn.vo; import java.util.ArrayList; import java.util.List; public class Person { private int id; private String name; private List schools= new A...

Person.java [code="java"] package com.aabnn.vo; import java.util.HashSet; import java.util.Set; public class Person { private int id; private String name; private Set schools = new Hash...

基于3.3.2ga版本，不过这些基本的东西随版本的变动应该不大。 Husband.java [code="java"] package com.aabnn.vo; public class Husband { private int id; private String name; private Wife wife; public Husband(){} publ...

使用hibernate映射一对一双向关联关系共有三种情况： 1、基于外键； 2、基于主键； 3、基于连接表。 基于外键的映射关系在官方文档上是这样描述的： A bidirectional one-to-one association on a foreign key is quite common. [code="xml"] ...

Husband.java [code="java"] package com.aabnn.vo; public class Husband { private int id; private String name; private Wife wife; public Husband(){} public Husband(String name,Wife wife){...

Husband.java [code="java"] package com.aabnn.vo; public class Husband { private int id; private String name; private Wife wife; public Husband(){} public Husband(String name,Wife wife){...

hibernate多对多关联关系映射 多个teacher对应多个student 由于多对多关系必须借助关联表来表达关联关系，所以多对多关系只有两种情况：一是带关联表的双向多对对映射，另一种是带关联表的单向多对多映射。 Teacher.java [code="java"] package com.aabnn.vo; import java.util.HashSet; import ...

Person.java [code="java"] package com.aabnn.vo; import java.util.HashMap; import java.util.Map; public class Person { private int id; private String name; private Map scores=new HashMap...