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Category Archives for persistence

JPA Persistence in a modular maven application

In this tutorial I would like to show you, how you can build a modular maven application together with working JPA persistence. That means, at the end of the tutorial you will be able to fetch your entities from several jar files into one application. The use-case is quite common. Assume you want to build […]


Introduction to QueryDSL

If you’ve ever used the JPA criteria API, you probably know its drawbacks: less readable very verbose very ugly Fortunately since some time there is QueryDSL around, which targets to solve this pain. QueryDSL is a framework that provides you with a simple and fluent api as an alternative to the JPA criteria api. Besides […]