Quite often there is a need to apply validation to some of the bean's properties based on the state of the other properties of the s...

In this post we will take a look at couple of ways how many-to-many relationships, which have additional information, can be mapped to entit...

There are quite a few different approaches one can take to map enums in entities. I would separate them into three groups: The ones which ...

By this post I'll be starting a series of posts dedicated to different code generators, which makes our lives easier, and more fun. A...

As it was discussed in one of the previous posts JPA: Mapping Enums the right way , JPA 2.1 standardized  AttributeConverter s, which can, f...