DB2 11 for z/OS Technical Overview

An IBM Redbooks publication

Published 31 December 2013, updated 05 May 2016

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ISBN-10: 0738439053
ISBN-13: 9780738439051
IBM Form #: SG24-8180-00
(482 pages)

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Authors: Paolo Bruni, Felipe Bortoletto, Ravikumar Kalyanasundaram, Sabine Kaschta, Glenn McGeoch, Cristian Molaro


IBM® DB2® Version 11.1 for z/OS® (DB2 11 for z/OS or just DB2 11 throughout this book) is the fifteenth release of DB2 for IBM MVS™. It brings performance and synergy with the IBM System z® hardware and opportunities to drive business value in the following areas.

DB2 11 can provide unmatched reliability, availability, and scalability
- Improved data sharing performance and efficiency
- Less downtime by removing growth limitations
- Simplified management, improved autonomics, and reduced planned outages
DB2 11 can save money and save time
- Aggressive CPU reduction goals
- Additional utilities performance and CPU improvements
- Save time and resources with new autonomic and application development capabilities
DB2 11 provides simpler, faster migration
- SQL compatibility, divorce system migration from application migration
- Access path stability improvements
- Better application performance with SQL and XML enhancements
DB2 11 includes enhanced business analytics]
- Faster, more efficient performance for query workloads
- Accelerator enhancements
- More efficient inline database scoring enables predictive analytics

The DB2 11 environment is available either for new installations of DB2 or for migrations from DB2 10 for z/OS subsystems only.
This IBM Redbooks® publication introduces the enhancements made available with DB2 11 for z/OS. The contents help database administrators to understand the new functions and performance enhancements, to plan for ways to use the key new capabilities, and to justify the investment in installing or migrating to DB2 11.

Table of contents

Chapter 1. DB2 11 for z/OS at a glance
Part 1. Subsystem
Chapter 2. Synergy with System z
Chapter 3. Scalability
Chapter 4. Availability
Chapter 5. Data sharing
Part 2. Application functions
Chapter 6. SQL
Chapter 7. Application enablement
Chapter 8. XML
Chapter 9. Connectivity and administration routines
Part 3. Operations and performance
Chapter 10. Security
Chapter 11. Utilities
Chapter 12. Installation and migration
Chapter 13. Performance
Appendix A. Information about IFCID changes
Appendix B. Summary of relevant maintenance

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