Built-in Packages Covered in This Book
Oracle Corporation provides many built-in packages, in a variety of its products. You may find it hard to believe, but even this large book cannot document all of those packages. Oracle Developer/2000 contains a set of built-in packages, including DDE and TEXT_IO. Oracle WebServer offers its own built-in packages, from HTP to OWA_UTIL, for use in web-based development. This book does not discuss those packages. Instead, its focus is on the core database built-in packages, generally those with a DBMS_ or UTL_ prefix.
Within that context, this book discusses all of the built-in packages that you are likely to use. Although (as noted above) it does not offer descriptions for every single package ever created by Oracle Corporation and stored in the database, I would be very surprised if you ever needed to use one of the few packages not found in these pages. The rest of this section introduces you to the packages covered in this book; I have organized these packages into three general areas:
- Application development packages
Used primarily by developers as they build applications.
- Server management packages
Used mostly by database administrators to manage their database servers.
- Distributed database packages
Used by database administrators and developers to manage data across a distributed enterprise.
It is, of course, quite possible and not uncommon for a DBA to use a package we have designated in this book as an “application developer package.” In addition, ...
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