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Z/OS (OS/390) VSAM Management
Course
In Horsham ()
Description
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Type
Course
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Duration
2 Days
A highly practical course that shows how to define and manage VSAM datasets. Many practical exercises are included. Course objectives: To provide an understanding of VSAM concepts and how to define VSAM datasets using sensible operand values. By the end of this course you will have learned To identify the types and capabilities of VSAM datasets. How. Suitable for: Technical support, operations and programming personnel.
Reviews
Course programme
A highly practical course that shows how to define and manage VSAM datasets. Many practical exercises are included.
Course Objectives
To provide an understanding of VSAM concepts and how to define VSAM datasets using sensible operand values.
By the end of this course you will have learned
To identify the types and capabilities of VSAM datasets. How to calculate and monitor disk space usage. How to correctly define ESDS, RRDS and KSDS clusters. How to define and build AIX datasets and create matching PATH definitions. How to use LISTCAT, ALTER, PRINT and REPRO.
Who Should Attend
Technical support, operations and programming personnel.
Pre-requisites
Experience of using a mainframe editor.
Course Synopsis
VSAM File Structures
How VSAM maps records into Control Intervals and Control Areas. Structure of the main types of Cluster - ESDS, RRDS and KSDS.
VSAM Space Management
Principles of Master and User Catalogs and disk space management. How to calculate and then check disk space usage for a VSAM dataset.
Cluster Definition
How to correctly define VSAM clusters - which operands can default, and which ones need to be specified? How to read LISTCAT output.
Alternate Index
The structure of an AIX and how it relates to the base cluster. Calculating disk space for and defining the AIX . Define PATH. Using BIX to build the AIX, and how to interpret LISTCAT to check the results.
VSAM Utility Functions
Introduction to ALTER, PRINT and REPRO.
Z/OS (OS/390) VSAM Management