If you’ve been reading this book sequentially, you should understand the basics of the Oracle database architecture by now. This chapter begins with a description of how to install a database and get it up and running. (If you’ve already installed your Oracle database software, you can skim through this first section.) We’ll describe how to create an actual database and how to configure the network software needed to run Oracle. Finally, we’ll examine how to manage databases and discuss how users access databases.
Prior to Oracle8i, the Oracle installer came in both character and GUI versions for Unix. The Unix GUI ran in Motif using the X Windows system. Windows NT came with a GUI version only. From Oracle8i on, the installer has been completely rewritten in Java. The Oracle installer is one of the first places in which you can see the benefits of the portability of Java; the installer looks and functions the same way across all operating systems. Installing Oracle is now quite simple, requiring only a few mouse clicks and answers to some questions about options and features.
The installer allows you to install Oracle software, uninstall software, or simply check which software you have installed. The launch screen for the installer is shown in Figure 3-1.
Figure 3-1. Oracle Universal Installer
Although the installation ...