JPQL allows you to define database queries based on your entity model. Learn how to use all its features to build powerful queries with JPA and Hibernate.| Thorben Janssen
FetchTypes define when Hibernate shall fetch associated entities from the database and are an important element for a high-performance persistence layer.| Thorben Janssen
Define a custom base repository that fits the needs of your project and let Spring Data JPA provide the implementation.| Thorben Janssen