What is the primary function of MasterCopy for DB2 on z/OS?
MasterCopy for DB2 on z/OS automates the creation of full image copies (FIC) and incremental image copies (IIC) of DB2 tablespaces. It uses generic names to select objects for backup and manages backup datasets, including automatic deletion of obsolete backups and log files.
How is MasterCopy configured and executed?
MasterCopy uses JCL (Job Control Language) to define and execute backup jobs. Configuration files specify parameters such as tablespace names, dataset naming conventions, and retention policies.
How does MasterCopy manage backup datasets?
MasterCopy manages backup datasets by automatically cataloging them and deleting obsolete copies based on user-defined retention policies. This helps to maintain storage efficiency and simplifies backup management.
How does MasterCopy integrate with DB2?
MasterCopy integrates with DB2 catalog to identify tablespaces and their associated datasets. It also uses DB2 APIs to initiate and monitor backup operations.