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Hibernate MCQs

Which of the following statements is True about one to one relationship mapping?

mappedBy element should be specified in the @OneToOne annotation in the entity that defines a join column

One to one mapping can only be unidirectional

The @JoinColumn annotation goes on the mapping of the entity that is mapped to the table containing the foreign key

One to one mapping can only be bidirectional

Answer

Correct Answer: The @JoinColumn annotation goes on the mapping of the entity that is mapped to the table containing the foreign key

Explanation:

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