Defining data class attributes
Perform the following steps to define data class attributes.
- Select option 4, Data Class, from the ISMF
Primary Option Menu
for storage administrators. This displays the Data Class Application
Selection panel.
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- Supply values on the Data Class Application Selection panel:
- CDS Name
- This must be the name of an SCDS. ISMF primes the CDS Name field with the last used SCDS name. The default is 'active'. This represents the currently active configuration, but you cannot define or alter the storage groups for the active configuration.
- Data Class Name
- This is the name of the data class. ISMF primes the field with the last used name.
- Option
- Select option 3, Define. This displays the Data Class Define panel.
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- Supply values on the Data Class Define panel. You can leave any
of the pages of the Data Class Define panel at any time without saving
the data class by issuing the CANCEL command. Use the DOWN command
to display the next page of the panel.
For more information, see:
- Defining record and space attributes for data class
- Defining volume and data set attributes for data class
- Specifying attributes to handle space constraints during allocation
- Defining VSAM attributes and specifying media types for data class
- Defining the encryption management mechanism
- Defining Shareoptions and RLS attributes for data class
- Specifying attributes for data set reuse and loading
- Specifying attributes for backup-while-open (BWO) and recovery