Exploring how Oracle continues to implement amazing programs to aid database administrators (DBAs), this book shows how powerful Oracle utilities are encapsulated into special DBMS packages. Properly used, these DBMS packages can aid DBAs in every aspect of their job. Specifically, DBMS packages provide the underlying foundation for many of the Oracle Enterprise Manager (OEM) screens; therefore, a skilled DBA with in-depth knowledge of DBMS packages can learn to write and apply sophisticated scripts to replicate the online functionality in a batch mode. Knowing when and how to use DBMS packages is key to DBAs' success in administering and monitoring their databases. This book contains insider information on how to determine which Oracle packages are best to use in real-world situations. The examples supplied in this book are a powerful tool for any experienced DBA or developer interested in escaping from a reliance on queries or a GUI interface, while the detail given is unlike any others on the market today.