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Tag Archives: JPQL

JPQL Enhancements in JPA 2.1 and Java EE 7 (part 1 – JOIN ON)


Java EE 7 is around for a few years already, and provides several very useful and long-awaited features, like entity graphs and better support for stored procedures and results mapping. For an overview, have a look at Thorben Janssen’s blog post. However, I’d like add a more detailed summary about features in the JPA query language. All of them are ...

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Test JPQL / HQL without a deploy


Have you ever wanted to test your JPQL / HQL without doing a full deploy of your application? What we will see here today is simple solution that works for any JPA implementation: Hibernate, OpenJPA, EclipseLink and others. The base source code found in this post came from this book: “Pro JPA 2: Mastering the Java™ Persistence API – Mike ...

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