In this chapter, we will discuss the Oracle database architecture. We discuss the memory structures, processes, and files that comprise an Oracle database. Knowing how Oracle works is important because otherwise it’s just a black box sitting on the shelf.
Consider an automobile and its engine. For many people, a vehicle is a black box. They start it up and drive. Then one day, the engine will not start. If you have no knowledge of how to fix a car’s engine, what do you do? You take it to an expert in the field, an automobile mechanic. They know how to fix the black box that takes you back and ...