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IBM z/OS V2.1 DFSMS Technical Update by Norbert Schlumberger, Gert Laumann, Anthony Fletcher, Jose Dovidauskas, Mary Lovelace

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Virtual Storage Access Method enhancements
This chapter provides an overview of the features and functions that apply to Virtual Storage Access Method (VSAM), introduced in DFSMS V2.1.
We also provide an overview of the IBM System z® High-Performance FICON® (zHPF) support for EXCP, and the support for sequential extended format (SAM EF) Version 2 data sets.
In this chapter, we describe the enhancements that are available with DFSMS V2.1:

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