preface to the revised edition

The predecessor of this book, Hibernate in Action, started with a quote from Anthony Berglas: "Just because it is possible to push twigs along the ground with one's nose does not necessarily mean that that is the best way to collect firewood." Since then, the Hibernate project and the strategies and concepts software developers rely on to manage information have evolved. However, the fundamental issues are still the same—every company we work with every day still uses SQL databases, and Java is entrenched in the industry as the first choice for enterprise application development.

The tabular representation of data in a relational system is still fundamentally different than the networks of objects used in object-oriented ...

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