Overview of Persistence Technologies

The second main topic for today is to discuss persistence options and look at some of the Java technologies available in this space. At this point, you might be thinking that this is a moot point; after all, you learned yesterday and on Day 6 how to develop Entity beans, so what else is there to address?

In response to that question, consider the following two points. First, you used JDBC to implement BMP Entity beans on Day 6. However, there are other technologies that may involve less work and could even lend themselves to code generation, or indeed, support persistence transparently. Second, many J2EE applications will not use EJBs. There are many successful J2EE enterprise applications built only with ...

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