Spring Boot | Spring Data JPA

Understanding Relationships in JPA: One-to-One with Simple Primary Key

Discussing “One-to-One with Simple Primary Key” and examining how JPA/Hibernate generates the corresponding tables

Ivan Franchin
5 min readMay 6, 2023

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Photo by Quino Al on Unsplash

As mentioned in the introductory article of this series, I’ve faced difficulties in implementing JPA relationships correctly in my applications.

To enhance my understanding of them, I developed a GitHub repository called ivangfr/spring-data-jpa-relationships, containing simple examples for each relationship type.

In this series of articles, we will demonstrate each JPA relationship type by presenting the necessary code to map the entities and examining how JPA/Hibernate generates the tables.

I hope you find these articles and the GitHub repository helpful.

Today, we will talk about “One-to-One with Simple Primary Key”. So, let’s get started!

One-to-One with Simple…

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Ivan Franchin

Lead Software Developer with BS and MS in Computer Science. Writing about Java, Spring, software development in general, and emerging technologies.