以Student与StuIDCard一对一双向关联为例,说一下用XML实现两者的一对一双向关联. 学生与学生证之间的关联关系. Student.java: package cn.edu.hpu.model; public class Student { private int id; private String name; private int age; public int getId() { return id; } public void setId(int id) { this.id
我在解决这个问题的时候搜到了百度上的同样问题:hibernate中表怎么根据外键查询 ?? 它的设计为:我有两张表:Teacher id(主键) name Student id(主键) name tid(外键对应Teacher的id) public List findStudentByTeacher(Teacher teacher) { try { session = this.openSession(); String HQL = "select s.name from Student as
在XML里面如何单向关联: 学生证与学生卡是一对一的关系,在学生证那一方做关联 Student.java: package cn.edu.hpu.model; public class Student { private int id; private String name; private int age; public int getId() { return id; } public void setId(int id) { this.id = id; } public String g