Secrets Of The Oracle Database

Secrets of the Oracle Database is the definitive guide to undocumented and partially-documented features of the Oracle Database server. Covering useful but little-known features from Oracle Database 9 through Oracle Database 11, this book will improve your efficiency as an Oracle database administrator or developer. Norbert Debes shines the light of day on features that help you master more difficult administrative, tuning, and troubleshooting tasks than you ever thought possible. Finally, in one place, you have at your fingertips knowledge that previously had to be acquired through years of experience and word of mouth through knowing the right people. What Norbert writes is accurate, well-tested, well-illustrated by clear examples, and sure to improve your ability to make an impact on your day-to-day work with Oracle.

Secret ORACLE is the definitive guide to undocumented and partially documented features of the ORACLE database server. This book will improve your efficiency as an ORACLE database administrator and enable you to master more difficult administrative, tuning, and troubleshooting tasks than you ever thought possible. Topics covered include: The MERITS performance optimization method, which extends the state-of-the-art wait event tuning paradigm. Controlling processes of an ORACLE instance with the fragmentarily documented ORADEBUG command to trace SQL statements as well as wait events and dump process state, call stack, and hang analysis information. Tracing the cost based optimizer to understand its cost calculations and decisions. Understanding hidden parameters that govern Automatic PGA Memory Management. Leveraging undocumented features of the Oracle10g/11g scheduler and other partially or fully undocumented PL/SQL packages, such as DBMS_SYSTEM, DBMS_SUPPORT, and DBMS_UTILITY.

Oracle experts know that PL/SQL tuning makes a huge difference in execution speed. As one of the world's most popular and respected experts, Dr. Tim Hall shares his secrets for tuning Oracle PL/SQL. This indispensable book shows how to hypercharge Oracle applications gaining as much as 30x improvement in execution speed using under-documented code tricks. Packed with working examples, learn how to re-write SQL into PL./SQL and how to use advanced Oracle bulk array processing techniques to achieve super high performance. You can save your company millions of dollars in hardware costs by making your applications run at peak efficiency. Targeted at the Senior Oracle DBA and developer, this advanced book illustrates powerful techniques that can make PL/SQL run faster than ever before. This book is not for beginners and should only be purchased by seasoned Oracle professionals who must turbocharge their applications. Your time savings from a single script is worth the price of this great book.

One of the biggest challenges that IT departments currently face is how to migrate their non-Oracle databases to Oracle platform with limited budget, staff, and time constraints. In order to meet these needs, Oracle originally developed an excellent tool called the Oracle Migration Workbench (OMWB). As the latest and greatest enhancement to migration software, Oracle has provided the new version of migration tools along with a full development environment with the SQL Developer software with Oracle 10g and 11g database releases as the method of choice to accomplish these daunting tasks. This comprehensive guide to these new Oracle migration tools will be valuable to all database professionals who are challenged with the task of migrating their non-Oracle databases to the Oracle 10g and 11g platforms. This text will provide the blueprint and implementation details as well as expert hands-on tips and techniques on how to use this new migration tool to quickly migrate non-Oracle databases to the Oracle 10g database environment. Topics will include a detailed discussion of these tools including coverage of both SQL Developer and the Oracle Migration Workbench installation and configuration process, techniques on how to best use the editors for parsing non-Oracle SQL and stored procedures to map to the Oracle SQL and PL/SQL code, problem resolution and troubleshooting during the migration process, and testing procedures after the initial migration has been completed. This book distills the very complex and technical challenges of how to best migrate your non-Oracle database into an easily digested format with clear step by step techniques that all database professionals can implement right away.

With tools for gaining as much as 30 times the execution speed, this handbook educates database administrators on how to rewrite SQL into PL/SQL and how to use advanced Oracle bulk array processing techniques to achieve high performance. Ready-to-use tips for saving millions of dollars in hardware costs by running applications at peak efficiencies are provided. Targeted at senior Oracle DBAs and developers, these powerful techniques will help PL/SQL users save both time and money.

This text explains hot issues for resolving the most difficult performance and recovery issues for Oracle 11g databases. It will allow the experienced Oracle professional to become an expert on how the Oracle database engine really works and provide the Oracle beginner with the solid core knowledge of the theory and practice behind the Oracle database. Most experienced Oracle DBAs are familiar with the standard utilities found within the Oracle database server environment such as RMAN, export and import and Grid Control. However, when it comes down to how the actual database engine works under the hood, the internal workings of Oracle are poorly documented or hidden from plain view of the working DBA. Are you a senior level Oracle professional who wants to learn the secret workings of the Oracle 11g database engine to be able to solve tricky database issues? This timely and expert guide will cover many of the little known and undocumented features within the newest release of Oracle database for Oracle 11g. It will be a perfect capstone to mastering the keys to the kingdom of the Oracle 11g engine. Move from the average Oracle DBA to become an expert level DBA with the help of this exciting new guide from an Oracle guru! Topics will include a detailed discussion of the latest Oracle 11g database internals which previously have been undocumented and internal to only the Oracle server development team. In addition, tools and utilities that have been previously neglected such as how to use internal tools for database issues such as oradebug and tkprof will be explored for tuning difficult issues with the Oracle 11g database. This book distills the very complex nature of Oracle 11g database internals using undocumented tools and features that have not been covered so that database professionals can gain mastery over solving the most difficult and challenging issues for Oracle 11g.

This book is an anthology of effective database management techniques representing the collective wisdom of the OakTable Network. With an emphasis upon performance—but also branching into security, national language, and other issues—the book helps you deliver the most value for your company’s investment in Oracle Database technologies. You’ll learn to effectively plan for and monitor performance, to troubleshoot systematically when things go wrong, and to manage your database rather than letting it manage you.

Targeted at Oracle professionals who need fast and accurate working examples of complex issues, Oracle In-focus books target specific areas of Oracle technology in a concise manner. Plenty of working code is provided without a lot of theory, allowing database managers to solve their problems quickly without reviewing data that they already know. All code scripts are available for instant download from a companion web site.