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About Compression

PDS Compression is provided to:

Change the allocation type of a partitioned data set.

The reduction or increase amounts are based on the contents of the data set. PDS compression can be accomplished implicitly by the designation of volumes to be scanned for eligible datasets, or explicitly by the specification of a data set name.

Commands available: SCAN, COMPRES, and RELOADS.

JCL Proc executed: COMPRES.