I want to implement my own vsam system. Where can I find the algorithms
that detail structure of the data, what fields, what blocks, how
written, how read, records added and deleted, and such?

Mike

:>I want to implement my own vsam system. Where can I find the algorithms
:>that detail structure of the data, what fields, what blocks, how
:>written, how read, records added and deleted, and such?

Research "Control Interval Processing".

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Director, Dissen Software, Bar & Grill - Israel