You’ll also get started with JPA Query Language (JPQL) and use it to execute a few simple database operations on the example application. The complete source code for the example application can be ...

Until the publication of the Enterprise JavaBeans 3.0 specification and the Java Persistence API, the only persistence technology officially part of the Java Enterprise Edition platform (Java EE is ...

Persistence is one of the greatest challenges for building applications. There are many options for building persistence layers. Data Access Objects (DAO) is a popular design pattern for building the ...