In this chapter we used Object Browser to create database objects, the Administration component to manage Application Express users, and Application Builder to create a sample application. We have covered all the major Application Builder topics in this chapter and I hope you are now geared up to dive deeper and explore more features of Application Express.
In the next chapter, we will talk about Oracle's memory and database structure. We will discuss the types of memory available in Oracle such as System Global Area (SGA) and Process Global Area (PGA). A database is made up of a set of files. The next chapter will guide you to understand the various types of physical files available in an Oracle database.