By Mark Gurry
The books in O'Reilly's Oracle sequence are authoritative -- they inform the complete tale approximately advanced subject matters, starting from functionality tuning to the use of applications in PL/SQL to new applied sciences like strength gadgets. And they are self reliant; they're choices for readers who want to know how items and lines particularly paintings. they are filled with real-world recommendation and strategies from practitioners within the box, and so they include disks containing code you should use instantly on your personal functions. O'Reilly is the choice for Oracle those who have to clear up difficulties -- and clear up them now.Performance tuning is essential in any smooth relational database administration approach. Too many businesses reply to Oracle functionality difficulties by means of throwing cash at those difficulties -- by means of paying for better and dearer pcs or by means of hiring professional specialists. yet there is a lot you are able to do by yourself to extend dramatically the functionality of your latest approach. no matter what model of Oracle you are working -- from model 6 to Oracle8, right tuning can retailer your company an immense sum of money in more gear, additional reminiscence, and upgrades.The first version of Oracle functionality Tuning grew to become a vintage for programmers, managers, database directors, approach directors, and someone who cares approximately bettering the functionality of an Oracle method. This moment version comprises four hundred pages of up to date fabric updating on Oracle good points, incorporating suggestion approximately disk striping and mirroring, RAID, client-server, allotted databases, MPPS, SMPs, and different architectures. it is also chapters on parallel server, parallel question, backup and restoration, the Oracle functionality Pack, and extra.
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Extra info for Oracle Performance Tuning (Nutshell Handbooks)
Sample text
Modularization also simplifies maintenance, because any changes to the module are made only once, rather than separately for each program that includes the code. 3. Make use of constraints, packages, procedures, functions, and triggers. They provide excellent performance improvements, particularly in a client-server environment, in which their use will significantly cut down on packet transfer rates. 4. Decide when to use indexes on tables. Learning to design indexes effectively should be a priority for any designer.
We are not attempting to teach you how to use any of these Oracle products, but to tune them so they work more efficiently in your own particular environment. ) Rather than a coordinated tutorial, this book is a collection of tips and tricks in many different areas. Start with the sections of most concern to you, and use them in conjunction with Oracle's own product and performance manuals. This book cannot cover all the details of tuning specific operating systems. Oracle runs on so many hardware and software platforms that we can't address all of the machine- and operating system-specific performance issues that may arise.
Nutshell Handbook, the Nutshell Handbook logo, and the O'Reilly logo are registered trademarks and the Java Series is a trademark of O'Reilly & Associates, Inc. Many of the designations used by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and O'Reilly & Associates, Inc. was aware of a trademark claim, the designations have been printed in caps or initial caps. While every precaution has been taken in the preparation of this book, and the accompanying disk, the publisher assumes no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein.