茫然若失

摘要： 一、树状结构设计Organization.javaView Code 1 package org.xiong.hibernate.model; 2 3 import java.util.HashSet; 4 import java.util.Set; 5 6 import javax.persistence.CascadeType; 7 import javax.persistence.Entity; 8 import javax.persistence.FetchType; 9 import javax.persistence.GeneratedValue;10 import java... 阅读全文

摘要： 一、一对一双向外键关联【Husband-Wife】Husband.javaView Code 1 package org.xiong.hibernate.model; 2 3 import javax.persistence.Entity; 4 import javax.persistence.GeneratedValue; 5 import javax.persistence.Id; 6 import javax.persistence.JoinColumn; 7 import javax.persistence.OneToOne; 8 9 @Entity10 public class... 阅读全文