z/OS DFSMSdss Storage Administration
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DELETE

z/OS DFSMSdss Storage Administration
SC23-6868-01

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   '-DELete-'   

For a physical data set dump, DELETE instructs DFSMSdss to delete expired single-volume, non-VSAM data sets that are successfully serialized and dumped. In addition, DFSMSdss is to uncatalog successfully deleted data sets. DELETE is ignored for VSAM data sets.

For a logical data set dump, DELETE can be used to delete expired single- and multivolume VSAM and non-VSAM data sets that are successfully serialized and dumped. Unmovable data sets can also be deleted. User catalogs cannot be deleted. Unexpired source data sets are deleted only if you also specify PURGE.
Note:
  1. For both a physical and a logical data set dump operation, you cannot delete data sets with a high-level qualifier of SYS1 unless you specify PROCESS(SYS1). Even if PROCESS(SYS1) is specified, SYS1.VVDS and SYS1.VTOCIX data sets cannot be dumped and deleted. To delete or scratch a password-protected data set, the operator must supply the password for DADSM scratch password checking.
  2. Do not specify SHARE if you specify DELETE.
  3. Do not specify DELETE with CONCURRENT, because after the concurrent copy operation has begun, the original data can still be updated.
  4. Do not specify DELETE for a mounted HFS data set. DFSMSdss can delete an HFS data set only if DFSMSdss can enqueue the data set exclusively. This is only possible if the data set is unmounted.
  5. If the data set being processed is a generation data set (GDS), an exclusive enqueue on the GDG BASE is required in addition to the exclusive enqueue on the GDS.

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