《Apress Expert Oracle Exadata》第二版电子版

Expert Oracle Exadata, 2nd Edition opens up the internals of Oracle's Exadata platform so that you can fully benefit from the most performant and scalable database hardware appliance capable of running Oracle Database. This edition is fully-updated to cover Exadata 5-2 and Oracle Database 12c. If you're new to Exadata, you'll soon learn that it embodies a change in how you think about and manage relational databases. A key part of that change lies in the concept of offloading SQL processing to the storage layer. In addition there is Oracle's engineering effort in creating a powerful platform for both consolidation and transaction processing. The resulting value proposition in the form of Exadata has truly been a game-changer.

Expert Oracle Exadata, 2nd Edition provides a look at the internals and how the combination of hardware and software that comprise Exadata actually work. Authors include Martin Bach, Andy Colvin, and Frits Hoogland, with contributions from Karl Arao, and built on the foundation laid by Kerry Osborne, Randy Johnson, and Tanel Poder in the first edition. They share their real-world experience gained through a great many Exadata implementations, possibly more than any other group of experts today. Always their goal is toward helping you advance your career through success with Exadata in your own environment. This book is intended for readers who want to understand what makes the platform tick and for whom—"how" it does what it is does is as important as what it does. By being exposed to the features that are unique to Exadata, you will gain an understanding of the mechanics that will allow you to fully benefit from the advantages that the platform provides.

This book changes how you think about managing SQL performance and processing. It provides a roadmap to successful Exadata implementation. And it removes the "black box" mystique. You'll learn how Exadata actually works and be better able to manage your Exadata engineered systems in support of your business.

This book:

Changes the way you think about managing SQL performance and processing
Provides a roadmap to successful Exadata implementation
Removes the "black box" mystique, showing how Exadata actually works
What you’ll learn
Configure Exadata from the ground up
Optimize for mixed OLTP/DW workloads
Migrate large data sets from existing systems
Connect Exadata to external systems
Support consolidation strategies using the Resource Manager
Configure high-availability features of Exadata, including Real Application Clusters (RAC) and automatic storage management (ASM)
Apply tuning strategies utilizing the unique features of Exadata
Who this book is for
Expert Oracle Exadata, 2nd Edition is for database administrators and developers who want to understand what makes Exadata unique so that they can take advantage of all the platform has to offer. It is also for anyone who needs to plan and execute migrations of systems to the Exadata platform. Finally, the book will be invaluable to those who support and maintain such systems.

Table of Contents
Chapter 1. What Is Exadata?
Chapter 2. Offloading / Smart Scan
Chapter 3. Hybrid Columnar Compression
Chapter 4. Storage Indexes
Chapter 5. Exadata Smart Flash Cache
Chapter 6. Exadata Parallel Operations
Chapter 7. Resource Management
Chapter 8. Configuring Exadata
Chapter 9. Recovering Exadata
Chapter 10. Exadata Wait Events
Chapter 11. Understanding Exadata Performance Metrics
Chapter 12. Monitoring Exadata Performance
Chapter 13. Migrating to Exadata
Chapter 14. Storage Layout
Chapter 15. Compute Node Layout
Chapter 16. Unlearning Some Things We Thought We Knew
Chapter 17. Patching

Appendix A: CELLCL and DCLI
Appendix B: Online Exadata Resources
Appendix C: Diagnostic Scripts
Appendix D: Exachk