In this article, we are going to learn the best way to map a OneToOne association with JPA and Hibernate.
@OneToOne(mappedBy = "workStation") private Employee employee; // ... getters and setters }. @JoinTable instructs Hibernate to employ the join table strategy while maintaining the...
@OneToOne would be placed on both entities of the relationship, the mappedBy attribute value points to the relationship owner which has a foreign key column in the underlying table.
Тогда для описания этой ситуации мы можем воспользоваться аннотацией @OneToOne.
@OnetoOne annotation in Hibernate is used to create a one-to-one association between two entities.
OneToOne(fetch = FetchType.LAZY) private User user; } Что создает в таблице USER_DETAILS внешний ключ USER_ID, указывающий на ID в таблице USER
Learn to create and manage one-to-one relationships between entities in a hibernate or JPA-based application using @OneToOne annotation.
The OneToOne annotation defines a single-valued association to another entity that has one-to-one multiplicity.
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