z/OS V1R6.0 DFSMS Access Method Services for Catalogs

DCOLLECT OutputDMCBKFLGDMCBKFQDMCBKVSDMCBKRDDMCBKDYDMCBKNPDMCBADUData set backup flags.DMCRBNOL This flag indicates whether or not a limit has beenspecified for how long the most recent backupcopy of a data set is kept after the data set isdeleted.1 No limit.0 See DMCBKNP for this value.DMCNPNOL This flag indicates whether or not a limit has beenspecified for how long to keep backups of a dataset that pre-date the most recent backup.1 No limit.0 See DMCBKDY for this value.DMCAUTBK This flag shows whether or not automatic backupis allowed for data sets or objects in thisManagement Class.1 Automatic backup is allowed.0 Automatic backup is not allowed.DMCCPYTF This flag indicates whether or not a backup copytechnique had been specified for this ManagementClass.0 No Copy Technique has beenspecified. Standard is assumed.1 A Copy Technique had beenspecified. See DMCCPYTC.This field represents the minimum number of days betweenbackups for data sets associated with this Management Class. Anew backup of a data set can be made after this period of daysonly if the data set is changed during that period.This field shows whether automatic backups of an existing data setis kept. A value of 1 or higher represents the maximum number ofsuch backups that can be kept at any one time. Only the mostrecent automatic backups can be kept. Each backup of a given dataset will contain a different version of the data set. Possible valuesrange from 1 to 13.This field shows whether automatic backups of a data set will bekept after the data set is deleted. A value of 0 means that no suchbackups are kept. A value of 1 or higher represents the maximumnumber that can be kept. Each automatic backup of a deleted dataset contains a different version of the data set. Only the mostrecent backups are kept.This field shows how long to keep backups of a data set thatpre-date the most recent backup. Each of these older backups willbe kept for the period specified, regardless of whether the data setexists or has been deleted.This field shows how long the most recent backup copy of a dataset is kept after the data set is deleted. A numeric value representsa specific number of days.This field indicates who is authorized to perform commandbackups against the data sets in this Management Class. It ismapped by DMCBNONE, DMCBADM, and DMCMBOTH.Appendix F. Interpreting DCOLLECT Output 487