Overview
IMS Online Reorganization Facility reorganizes full function and HALDB databases while still accessible from online systems.

IMS Online Reorganization Facility lets you schedule when you want to reorg online databases by predefining an online reorg window, saving DBA resources, CPU time, and increasing database availability.
- Provides all of the necessary reorganization procedures (unload, reload, prefix resolution, prefix update, secondary index building, and image copy) in one simple step.
- Supports secondary indexing and internal logical relationships (excluding external logical relationships).
- Reduces database downtime from hours to seconds.
- Improves DBA productivity through single-step reorganization process.
- Eliminates the need for operator intervention after reorganization finishes.
- Program number: 5655-H97
- Operating systems supported: z/OS
Product framework
Family overview
See the complete family of IMS Tools for z/OS
See how other Data Management Tools can help drive your business
See the IMS for z/OS page for all your IMS needs.
Additional products, services and solutions
Products
Provides quick back up and recovery of database data sets by providing support for advanced copying features like FlashCopy.
Solutions
Administer and control system resources more effectively

