JAVA，

JAVA，

Person.java

    @Entity
    public class Person {

        @Id
        @GeneratedValue(strategy=GenerationType.IDENTITY)
        @Column(name = "person_id")
        private Long id;

        @OneToOne(cascade = CascadeType.ALL)
        @PrimaryKeyJoinColumn
        private VitalStats vitalStats;
}

VitalStats.java

@Entity
public class VitalStats 
{
    @Id @Column(name="vitalstats_id") Long id;

    @MapsId 
    @OneToOne(mappedBy = "vitalStats")
    @JoinColumn(name = "vitalsstats_id")    
    private Person person;

    private String stats;
}

Person Database Table

[table]
|CREATE TABLE person (|
| person_id bigint(20) NOT NULL auto_increment,|
| name varchar(255) default NULL,|
| PRIMARY KEY (`person_id`)|
|) |
[/table]

VitalStats Database Table

[table]
|CREATE TABLE vitalstats |
|(|
| vitalstats_id bigint(20) NOT NULL,|
| stats varchar(255) default NULL,|
| PRIMARY KEY (`vitalstats_id`)|
|)|
||
[/table]
业务类

Person person = new Person();
person.set...;

VitalStats vitalStats = new VitalStats();
vitalStats.set....;

person.setVitalStats(vitalStats);
vitalStats.setPerson(person);

dao.save(person);

OVER