Introduction In this article, I’m going to show you the best way to replace the deprecated @GenericGenerator when upgrading your application to Hibernate 7. Hibernate @GenericGenerator annotation The @GenericGenerator annotation has been available since Hibernate 3.5, as an alternative to the <generator> XML element from HBM mappings. As illustrated by the Hibernate 6.5...

Introduction My friend, Denis Magda, wrote a wonderful book called Just Use Postgres!, and I’m glad that I got the chance to read it. Audience This book is useful for any software developer who’s either using PostgreSQL or plans on using it because it covers a lot of features that are very useful for modern applications. No matter your level of seniority, you are definitely g...

Introduction In this article, I’m going to show you the best way to clean up test data when using Spring and Hibernate. While it’s very common to use the @DataJpaTest annotation when implementing integration tests, in this blog post, you will see why you are better off avoiding using this annotation. Why I don’t use @DataJpaTest As explained by the manual, Spring Boot provide...

Introduction My friend, Laurentiu Spilca, has been working on the second edition of his Troubleshooting Java book, and when I was asked to review it, I was more than happy to do it since the book features a lot of topics that I’m also very interested in, such as performance tuning and query optimization. Audience This book is useful for any Java developer because it teaches y...