When one thinks of databases, networking is probably not the first subject that comes to mind. However, the addition of networking components to early versions of the Oracle database was one of the most important innovations in the evolution of database technology. It has become possible for clients and applications from all over the world to connect to an Oracle database. In this chapter, we'll examine these components and the tools we use to administer them.
In this chapter we shall:
Understand the concepts behind Oracle networking
Control and verify listeners with command-line utilities
Examine name resolution as it relates to Oracle networking
Explore the process of database listener registration