Book Image

OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide

Book Image

OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide

Overview of this book

Oracle Database Server is the most widely used relational database in the world today. This book gives you the essential skills to master the fundamentals of Oracle database administration and prepares you for Oracle DBA certification."OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide" prepares you to master the fundamentals of Oracle database administration using an example driven method that is easy to understand. The real world examples will prepare you to face the daily challenges of being a database administrator.Starting with the essentials of why databases are important in today's information technology world and how they work, you are then guided through a full, customized installation of the Oracle software and creating your own personal database. We then examine fundamental concepts of Oracle, including architecture, storage structures, security, performance tuning, networking, and instance management. Finally, we take an in-depth look at some of the most important concepts in the daily life of an Oracle DBA - backup, recovery, and data migration."OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide" provides you with the skills you need in order to become a successful Oracle DBA, both for certification and real life tasks.
Table of Contents (24 chapters)
OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide
Credits
Foreword
About the Author
About the Reviewer
www.packtpub.com
Preface
Index

Using Oracle Managed Files


One of the strengths of the Oracle RDBMS is its tremendous level of configurability. While some other RDBMS products take a fairly "black box" approach to their software that doesn't allow the DBA a great deal of control, Oracle allows the DBA to configure nearly every practical aspect of administration. However, even though Oracle allows a DBA to control many aspects of the database, we also have the option of releasing that control in order to ease the burden of certain administrative functions. We close this chapter by looking at Oracle Managed Files (OMF), one of the automation features of the Oracle RDBMS. With OMF, we can allow Oracle to control both the naming and sizing of datafiles that are created within the database. This can greatly simplify the process of creating tablespaces. Because, in our case, we want to maintain this control, we will simply step through the process here, rather than actually implementing OMF in our database.

Setting up OMF is...