Most of the daily life of a DBA is spent doing the types of tasks we've covered so far. Creating databases, allocating storage, building tables, and managing performance are all important daily considerations for a real-world DBA. Unfortunately, sometimes more serious problems arise. Hard drives fail, users drop important tables, and databases become corrupt. In these situations, all eyes fall on the DBA to save the day. In today's world, it is assumed that data is always recoverable. The inability to recover data is one of the few mistakes a DBA can make that can cost them their job. That's why, in this book, we spend three full chapters on the subject—to give it the attention it deserves. In this chapter, we'll outline the concepts and terminology in the area of backup and recovery. We'll look at the underlying architecture that makes Oracle recoverable. We'll examine the types of failures that occur in databases and what can be done...
OCA Oracle Database 11g: Database Administration I: A Real-World Certification Guide
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.
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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
Free Chapter
Introducing the Oracle Relational Database System
Installing the Oracle Database Software
Creating the Oracle Database
Examining the Oracle Architecture
Managing Oracle Storage Structures
Managing the Oracle Instance
Managing Security
Managing Concurrency
Configuring an Oracle Network
Managing Database Performance
Understanding Backup and Recovery Concepts
Performing Database Backups
Performing Database Recovery
Migrating Data
Preparing for the Certification Exam
Test Your Knowledge – Answers
Index
Customer Reviews