On successful completion of this course you will be able to:

• describe the basic components of IMS DB
• understand and use IMS DB terminology
• describe and explain the main facilities available in IMS DB
• code and test a basic COBOL or PL/I program to access IMS databases.

• Introduction to IMS
  • Hierarchical database versus conventional files
  • hierarchical database terminology
• IMS Components
  • Data Base Description
  • Program Specification Block
  • Application Control Block
• IMS Programming
  • IMS batch programming
  • DL/1 Call Statement
  • Segment Search Arguments
  • GU function
  • GN function
  • GNP function
  • ISRT function
  • REPL function
  • DLET function
  • efficiency considerations
  • positioning
  • multiple qualification
  • IMS DB status codes
  • program structure
• Command Codes
  • D Command Code
  • F Command Code
  • L Command Code
  • C Command Code
  • P Command Code
  • N Command Code
  • U Command Codes
  • V Command Code
• Database Access Methods
  • HSAM
  • HISAM
  • HDAM
  • HIDAM
  • non-Hierarchical Sequential Organisation
  • Secondary Indexing
  • Logical Relationships
  • Logical Structures

This course is available on demand for public presentation (minimum 2 attendees) and is also available for one-company, on-site presentations

Delivered as a live, interactive training: available in-person

COBOL or PL/I programming experience and program edit and submission knowledge

Systems Analysts, Applications Programmers and DBAs (as a first stage of their training)