Vlad Mihalcea

Introduction In this article, I’m going to show you how we can build the Hypersistence Utils project with Jenesis, a new Java build tool created by Rafael Winterhalter, who’s a Java Champion, author of Byte Buddy and a major contributor to Mockito.

Introduction Between the 9th and the 10th of October, I had the privilege of participating to the second edition of the Game of Codes conference in Niš, Serbia.

Thirteen years later!

Introduction On the 24th of September, I participated in the 9th edition of DevTalks Cluj-Napoca, and since I had a really great time attending this conference, I decided to share what I learned from attending sessions and having conversations with both s…

JavaZone 2026 At the beginning of September, I participated in JavaZone for the third time and had the privilege of meeting a lot of passionate software developers willing to share their knowledge with the community.

Introduction In this article, I’m going to show you how to emulate a LEFT JOIN FETCH between two root entities without fetching the intermediate child entity.

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.

Introduction My friend, Denis Magda, wrote a wonderful book called Just Use Postgres!

Introduction In this article, I’m going to show you the best way to clean up test data when using Spring and Hibernate.

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,…

Twelve years later!

Introduction In this article, I’m going to show you how to optimize the queries executed by a Spring application running on MySQL using Releem.

Introduction In this article, I’m going to review the Foundations of AI and Machine Learning for Java Developers video course from my fellow Java Champion, Frank Greco.

Introduction In this article, I’m going to explain how to map the Oracle TIMESTAMP WITH TIME ZONE with JPA and Hibernate.