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    Chapter 1. Introduction

    Chapter 1. Introduction

    In this chapter, you will

    • Learn about relational databases.

    • Be introduced to the Structured Query Language (SQL), which is used to access a database.

    • Use SQL*Plus, Oracle’s interactive text-based tool for running SQL statements.

    • Briefly see PL/SQL, Oracle’s procedural programming language built around SQL. PL/SQL allows you to develop programs that are stored in the database.


      

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