[英]Hibernate not inserting column in onetomany relationship
I have two tables Person 我有两张桌子
@Id
@Column(name = "PERSON_ID")
@GeneratedValue
public Integer getId() {
return id;
}
@Column(name = "FIRST_NAME")
public String getFirstName() {
return firstName;
}
@Column(name = "LAST_NAME")
public String getLastName() {
return lastName;
}
@Column(name = "MONEY")
public Double getMoney() {
return money;
}
@OneToMany(cascade = CascadeType.ALL, fetch=FetchType.LAZY, mappedBy="person")
@JoinColumn(name="person_id")
public List<Passport> getPassports(){
return this.passports;
}
One person can have many passports :) 一个人可以拥有很多护照:)
Passport 护照
@Id
@Column(name = "passport_id")
@GeneratedValue
public Integer getPassport_id() {
return passport_id;
}
@Column(name = "country_issue")
public String getCountry_issue() {
return country_issue;
}
@ManyToOne(fetch=FetchType.LAZY)
@JoinColumn(name="person_id")
public Person getPerson(){
return person;
}
in passport table everything is inserted except person_id 在护照表中将插入除person_id以外的所有内容
Before saving Person: 保存人之前:
for(Passport passport : person.getPassports())
{
passport.setPerson(person);
}
repo.save(person);
Bi-direcitonal relationships in Hibernate has to be setup explicitly. 必须明确设置Hibernate中的双向关系。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.