1.5.3.3.2 Deallocating a Data Set

Use verb code 02 and the text unit keys listed below and described as follows to request dynamic deallocation processing. To deallocate a data set, you must specify DUNDDNAM key.

Table 1-16 Text Units to Request Dynamic Deallocation Processing

Text Unit Key	Mnemonic	Description	Supported
0x0001	DUNDDNAM	Specifies the ddname of the resource to be deallocated.	Yes
0x0002	DUNDSNAM	Specifies the data set to be deallocated.	No
0x0003	DUNMEMBR	Specifies the PDS member to be deallocated.	No
0x0005	DUNOVDSP	Specifies an overriding disposition for the data set to be unallocated.	No
0x0007	DUNUNALC	Specifies deallocation even if the resource has the permanently allocated attribute.	No
0x0008	DUNREMOV	Specifies removal of the “in-use” attribute, even if the resource does not have the permanently allocated attribute.	No
0x000A	DUNOVSNH	Specifies “nohold” status for a deallocated SYSOUT data set and overrides previous “hold” specification.	No
0x0018	DUNOVCLS	Specifies an overriding SYSOUT class.	No
0x0058	DUNOVSUS	Specifies an overriding destination to which the SYSOUT data set being deallocated is to be routed	No
0x0059	DUNOVSHQ	Specifies “hold” status for a deallocated SYSOUT data set and overrides previous “nohold” specifications.	No
0x0063	DUNOVUID	Specifies an overriding destination user ID to which the SYSOUT data set being deallocated is to be routed.	No
0x8013	DUNSPIN	Specifies an overriding decision that determines whether the output for the SYSOUT data set is to be printed immediately, or at the end of the job.	No
0x8017	DUNPATH	Specifies the pathname of the z/OS® UNIX file to be deallocated.	No
0x801A	DUNOVPDS	Specifies an overriding disposition for the file to be deallocated.	No