A solid understanding of JPA and its implementations is still one of the most in-demand skills among Java developers. So, it’s no surprise that there are several blog posts, books, and courses available that teach you how to implement a persistence layer using the JPA specification. I even recorded a JPA for Beginners course myself. But…
Hibernate Tips is a series of posts in which I describe a quick and easy solution for common Hibernate questions. If you have a question for a future Hibernate Tip, please post a comment below. Question: In my domain model, a City can be part of a Province or a Country but not of both…
Hibernate Tips is a series of posts in which I describe a quick and easy solution for common Hibernate questions. If you have a question for a future Hibernate Tip, please leave a comment below. Question: I have a legacy database that I don’t want to change. It stores a date and a timestamp in…
A lot of applications use primary keys that are based on a sequence but use an additional prefix that contains semantic information. Here are some typical examples: A fixed String as a prefix followed by a sequence-based value of fixed or variable length, e.g., B_00001 or B_1 Year and month as a prefix followed by…
Hibernate Tips is a series of posts in which I describe a quick and easy solution for common Hibernate questions. If you have a question for a future Hibernate Tip, please leave a comment below. Question: I found this question on StackOverflow and thought it’s a great fit for the Hibernate Tips series: I want…
