Introduction to Subfiles

Duration

2 to 3 hours

Overview

Audience

Personnel requiring knowledge of subfile programming.

Prerequisites

Knowledge of data processing, programming concepts, and the iSeries operating system.

Objectives

After completing this course, the student will be able to:
• Identify the features provided by a subfile
• Define the use of subfiles in applications
• Identify the subfile record and subfile control format
• Recognize commonly used subfile keywords

Course Content

Introduction to Subfiles Pretest

Subfile Concepts

The Features Provided with Subfiles
Subfile Concepts
Uses for Subfiles

Use of Subfiles

The Use of Subfiles in Applications
Subfiles and Display Files
Subfiles and Records
Subfiles and Pages
An Example Subfile Initialized By the System
An Example Subfile Loaded By a Program

Subfile DDS Basics

The Subfile Record and Subfile Control Format
Defining and Coding a Subfile
Subfile Keywords

Subfile DDS Keywords

Commonly Used Subfile Keywords:
• SFLSIZ
• SFLPAG
• SFLINZ
• SFLEND
• SFLDSP
• SFLDSPCTL

Introduction to Subfiles Mastery Test