Chapter 12. Persistent Objects: Serialization and Relational Databases
No matter what type of business application you create, a database most likely will be part of the equation. In fact, one of my favorite lines when it comes to software development is “it’s all about the data.” In short, no matter what hardware, operating system, application software, and so on is used when developing a software application, the need for the data is usually the reason for creating the system in the first place.
Persistent Objects Basics
Recall that when an object is instantiated by an application, it lives only as long as the application itself. Thus, if you instantiate an
Employee object that contains attributes such as
ss#, and so on, that
Employee object ...