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Converting to DFSMSrmm from ASG-ZARA or AutoMedia
book

Converting to DFSMSrmm from ASG-ZARA or AutoMedia

by Mary Lovelace, Norbert Schlumberger
December 2003
Intermediate to advanced content levelIntermediate to advanced
782 pages
23h 9m
English
IBM Redbooks
Content preview from Converting to DFSMSrmm from ASG-ZARA or AutoMedia
Chapter 13. Splitting and merging your DFSMSrmm CDS 621
a strong chance that they exist in each CDS, and the records will be rebuilt by
DFSMSrmm during inventory management after the merge.
Data set record
A data set record exists for each volume on which the related data set has been
written. Each record is uniquely identified by the volser and physical file number
of the data set. Remember that it is perfectly acceptable to have multiple tapes all
containing the same data set (unlike DASD data sets where you generally would
try to avoid having the same data set name on more than one volume).
When merging CDSs, you want to be sure that there are no duplicate records
across the two CDSs. Because the key of the data set record includes the volser ...
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Publisher Resources

ISBN: 0738499331Purchase book