Agile Java Development with Spring, Hibernate and Eclipse

5. Using Hibernate for Persistent Objects WITHIN THE FIRST FEW YEARS OF my software development career, I came to realize more and more that information (data) is an organization's main asset; however, many developers tend to los...

What's Covered in This Chapter In this chapter, we develop the classes we need to implement functionality for the first five user stories (page 63) for our sample application, Time Expression. So, we will do the following: Understand what object-...

An Overview of Object-Relational Mapping (ORM) It is no secret that relational databases are the most common type of databases in a majority of organizations today when compared to other formats (for example, object-oriented, hierarchical, netwo...

Design of Our Sample Database Now that we have covered some OR concepts, it is time to set up our database so that we can move one step closer to building an application's user interface with the help of the Spring Web MVC Framework. As I mention...

Where HSQLDB and Hibernate Fit into Our Architecture Before we get too far along with HSQLDB and Hibernate, it is a good idea to revisit our architecture diagram that we developed earlier in this book. Figure 5.3 shows the diagram; notice where ...

HSQLDB HSQLDB is a lightweight Java database engine that has been around since 2001. However, because it is a continuation of Thomas Mueller's closed Hypersonic SQL Project, it has actually been around longer than 2001. In short, the product is fa...

Working with Hibernate Hibernate has recently gained a lot of momentum in the world of Java database application development. Although products such as Toplink and others have been around for many years, Hibernate is open source (hence, free), sta...

Other Hibernate Features Up to now in this chapter, we have looked at some basic Hibernate features. Next, let's review some additional, slightly more advanced, Hibernate concepts. Associations The physical database design, the mapping, and th...

Summary In this chapter, we developed the classes we need to implement functionality for the first five user stories (page 36). Furthermore, these classes are directly relevant to the code we will develop in Chapter 7 and the scheduled jobs in Cha...

Recommended Resources The following websites are relevant to and provide additional information on the topics discussed in this chapter: Agile Data http://www.agiledata.orgAgile Modeling http://www.agilemodeling.comApache ObJectRelationalBridge...