Introduction There are many ways you can map a one-to-one relationship with Hibernate. In this post, I’m going to demonstrate which mapping is the most efficient one from a database perspective. Domain Model For the following examples, I’m going to use the following Post and PostDetails classes: The Post entity is the parent, while the PostDetails is the child association because the Foreign Key is located in the post_details database table. Typical mapping Most often, this relationship is mapped as follows: More, even the Post entity can have a PostDetails mapping as... Read More