z/OS: VSAM and Access Method Services

Course Overview

VSAM specialists take charge of VSAM data sets with the IDCAMS utility. Practical course builds on prior knowledge of JCL (ES07GB), and OS/390 Concepts (ES05GB)

Audience

Storage Administrators, Data Base Administrators, Systems Analysts, Operations Analysts, Application Programmers, and Systems Programmers.

Skills Gained

After completing this course, you should be able to:

• Interpret and code the Access Method Services (IDCAMS) commands to:
• Define and load VSAM clusters
• Define and load alternate indices
• List catalog entries
• Alter catalog entries
• Delete catalog entries
• Print data sets
• Calculate the DASD space requirements for VSAM clusters
• Code the JCL for use with Access Method Services (IDCAMS) and application programs which process VSAM clusters
• Use IDCAMS and JCL options to improve the performance of a given VSAM jobstream
• Reorganise, backup, and recover VSAM and non-VSAM data sets
• Interpret an Access Method Services listing of an ICF catalog
• Select and use the appropriate documentation to utilise VSAM and IDCAMS

Prerequisites

Before taking this course, students should attend OS/390 Job Control Language course (ES07GB), or Fundamental System Skills in z/OS and OS/390 (ES10GB), or have equivalent working knowledge of JCL.

Course Outline

• OS/390 Catalogs
• IDCAMS Commands
• JCL for VSAM
• Application Coding Considerations
• VSAM Integrity and Security
• IDCAMS Alter
• Alternate Indexes
• Reorganisation, Backup and Recovery
• Problem Analysis Aids
• Linear Data Sets
• Data Windowing Services

z/OS: VSAM and Access Method Services / SS83GB (SS83GBGB)