Part I: Getting started with Hibernate and EJB 3.0
In part 1, we show you why object persistence is such a complex topic and what solutions you can apply in practice. Chapter 1 introduces the object/relational paradigm mismatch and several strategies to deal with it, foremost object/relational mapping (ORM). In chapter 2, we guide you step by step through a tutorial with Hibernate, Java Persistence, and EJB 3.0—you'll implement and test a "Hello World" example in all variations. Thus prepared, in chapter 3 you're ready to learn how to design and implement complex business domain models in Java, and which mapping metadata options you have available.
After reading this part of the book, you'll understand why you need object/relational mapping, ...
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