can someone please explain me @MapsId in hibernate?

Question

Can someone please explain to me @MapsId in hibernate? I\'m having a hard time understanding it.

It would be great if one could explain it with an examp

Answer 1

As he explained Vladimir in his tutorial, The best way to map a @OneToOne relationship is to use @MapsId. This way, you don’t even need a bidirectional association since you can always fetch the Child entity by using the Parent entity identifier.