DFSMShsm and ISMF line operator reference summary

Table 1 presents the DFSMShsm/ISMF line operators, summarizes their functions, and gives the minimum abbreviation that you can use when entering them in the foreground.

Table 1. DFSMShsm/ISMF Line Operators
Line Operator	Minimum Abbreviation	Description
CONDENSE	CON	Frees unused space at the end of a partitioned or sequential data set; compresses a PDS.
DELETE	DE	Deletes a DFSMShsm-migrated data set or an online data set.
HALTERDS	HA	Changes the maximum number of backup versions of a data set; changes the minimum frequency of incremental backup. Cannot be used on SMS-managed data sets, which are controlled by the data sets management class parameters. If used on SMS-managed data sets, the command fails and an error message is issued.
HBACKDS	HBA	Creates a backup version of a data set.
HBDELETE	HBD	Deletes backup versions of a data set.
HMIGRATE	HMI	Migrates a data set to a DFSMShsm level one or level two volume.
HRECALL	HRECA	Recalls a data set that has been migrated by DFSMShsm.
HRECOVER	HRECO	Recovers a backup version of a data set.