attributes for a PowerCenter session, you can specify a CREATEFILE command for creating an SMS-managed data set on z/OS with the following new parameters:
DATACLASS. The SMS DATACLAS value to use for the new SMS-managed data set.
STORECLASS. The SMS STORECLAS value to use for the new SMS-managed data set.
For the session, these parameter values override the default classes that are determined by ACS routines.