IMS/DB Programming (PL/1)

Outline

1. Contents
2. Description
3. Audience
4. Prerequisites
5. Topics Include
6. Duration
7. Minimum Requirements
8. Media

Description

Teaches developers to design and program IMS/DB applications and to write online transactions using a variety of interactive practical examples.

Audience

COBOL or PL/1 Programmers, Analysts and System Designers.

Prerequisites

An understanding of database structure and COBOL/PL-1 programming.

Topics Include

IMS Database Structure Define a Database; Major Data-Related Goods; Redundancy; Consistency; Integrity; Security; Components in the IMS Hierarchy; The IMS Environment Components in the IMS Environment; Three IMS Processing Modes; Creation of a Physical Database; Logical Database Defined in PSB; IMS Application Program Components IMS Components Required by a COBOL Application Program; Entering and Ending IMS; Segment Search Arguments (SSAs) Qualified vs. Unqualified SSAs; Relational Operators; Command Codes; DL/1 Retrieval Calls Function Codes; GET UNIQUE and GET NEXT; Positioning and Parentage; Path Calls; Updating Segments GET HOLD Calls in a COBOL IMS Program; REPLACE Calls; Update Segment Paths with REPLACE or COMMAND CODES; Inserting and Deleting Segments INSERT Calls to Initially Load a Database; INSERT Calls to Add New Segments; Delete One or More Segments using a DELETE Call; Effective Programming Techniques Handling Unexpected IMS Status Codes; Standard Error Handling Routines; Techniques for Enhancing Efficiency and Effectiveness of IMS Application Programs; Segment Access; Checkpoints; Program Compile, Execution and Debug COMPILE...; EXECUTE...; TEST...; DEBUG...;

© Copyright Serebra Learning Corp., 2002