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#idcams (2)

Cheat sheets (2)

GDG — Generation data groups for rolling datasets

Define, reference, and clean up z/OS generation data groups via IDCAMS — relative generations, rollover behaviour, model DSCBs, and the modern GDGEXTENDED mode.
zos mainframe gdg datasets idcams web-researched

IDCAMS — Access Method Services for VSAM

Define, copy, list, alter, and delete VSAM clusters and general datasets — the everyday utility for catalog and dataset lifecycle on z/OS.
zos mainframe vsam idcams datasets web-researched