This IBM Redbooks publication provides an overview of the new functions and enhancements in IBM Information Management System (IMS) Version 9. IMS Version 9 contains over 50 enhancements, in all areas of the product. that address availability, scalability, capacity, usability, manageability, operations, on demand business, and application development requirements from its huge customer base. All of the enhancements in this new version resulted from specific customer requirements. The major enhancements include:

Improved database availability for HALDB databases is provided by the long-awaited online reorganization (OLR) enhancement.

The functionality of the IMS Connect product is included as an integrated function of IMS.

DBRC provides a new API that allows assembler programs to query the RECON.

IMS Java users will have new JDBC SQL calls and DLI Model Utility support for retrieving existing IMS data in XML format as well as storing, indexing, searching, and retrieving valid XML documents into new or existing IMS databases.

We describe these enhancements and all other major changes in IMS Version 9. This book gives you the essential information that you need when you are migrating your IMS systems to IMS Version 9.

Chapter 1. Introduction

Chapter 2. Product packaging, installation and resource definition enhancements

Chapter 3. Integrated HALDB online reorganization

Chapter 4. Fast Path enhancements in IMS Version 9

Chapter 5. DBRC enhancements

Chapter 6. Security considerations with IMS Version 9

Chapter 7. Type-2 commands and enhanced command environment

Chapter 8. Integrated IMS Connect support

Chapter 9. XML storage in IMS databases

Chapter 10. IMS Java enhancements

Chapter 11. Knowledge Based Log Analysis (KBLA)

Chapter 12. Miscellaneous enhancements in IMS Version 9

Chapter 13. Migration and coexistence considerations

Appendix A. DBRC API control blocks

Appendix B. Database Recovery Facility support

Appendix C. IMS Tools support for IMS Version 9

Appendix D. IMS Control Center