@Entity
    public class Owner {
        @Id @GeneratedValue
        long id

@column(name="Name")
private String ownerName;

@OneToMany
@JoinColumn(name="owner_id", insertable=false, updatable=false)
@Where(clause="Owner_name=this.Name")
Private List<Cat> cats
}



@Entity
    public class Cat {
     @column(name="Owner_name")
     private String ownerName
}