JPA can behave very differently depending on the exact circumstances under which it is used. Code that works in our local environment or in staging performs very poorly (or even flat out fails) when ...

JDK12: java.lang.IllegalArgumentException: org.springframework.data.jpa.repository.support.CrudMethodMetadata referenced from a method is not visible from class ...

Write, build, and run an example application that persists data to and from a relational database using Hibernate, JPA, and the repository pattern.

Get started modeling entities and relationships for Java data persistence, using an example application based on Java 21 with Hibernate 6.3.