IMS Data Sharing

• Introduction to Data Sharing
• Overview of Data Sharing Functions
• Locking
• Buffer invalidations and notifies
• Installation and definition
• Utilities
• Normal operation
• Recovery operations
• Monitoring and diagnostic tools
• Performance considerations
• Batch considerations
• Data sharing configurations and migration

This is an advanced course for IMS system programmers and database administrators, who implement and manage IMS systems using data sharing.

You should complete:

• IMS Database Recovery Control (DBRC) and Data Sharing (CM201) or
• IMS Database Recovery Control (DBRC) and Data Sharing - Web (CMW20)
• or have equivalent work experience

You should have working knowledge of IMS databases and the use of DBRC.

• Define IMS subsystems, Internal Resource Lock Manager (IRLM), and coupling facilities to use IMS data sharing
• Design recovery procedures for failures in the data sharing environment
• Understand application design considerations with IMS data sharing
• Monitor the performance of a data sharing environment
• Explain IRLM and coupling facility roles in support of IMS data sharing.