Today’s database management systems implement a standard language known as Structured Query Language, or SQL. Among other things, SQL allows you to retrieve, add, update, and delete information in a database. SQL is a standard language recognized by the American National Standards Institute (ANSI), and you can use SQL to access an Oracle, SQL Server, DB2, or MySQL database. In this book, you’ll learn how to truly master SQL, and you’ll find a wealth of practical examples. You can also get all the scripts and programs featured in this book online (see the later section “Retrieving the Examples” for details).
With this book, you will
Master standard SQL, as well as the extensions developed by Oracle Corporation for use with the specific ...