Natural 2 Programming Level II (Rel 2.2)

Outline

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

Description

Provides students with an understanding of the more advanced Natural 2 applications development concepts including how to define data, use arrays, build maps, build programs and other objects, and use the windows within applications.

Audience

Programmers, analysts and end users familiar with the basic concepts of Natural 2.

Prerequisites

Understanding of database principles and familiarity with Natural 2.

Topics Include

Data Definition

• Review of Basic Data Elements
• LOCAL, GLOBAL, and PARAMETER Data Types
• The NATURAL 2 Data Area Editor Facility
• External DATA AREAS in NATURAL 2 Applications

Using NATURAL 2 Arrays

• Defining One and Two Dimensional Arrays
• Initializing Array Elements
• Manipulating Data Within an Array
• Coding ADABAS Multiple-Value Fields and Periodic Groups
• Moving Data in and out of an Array

Designing a Map

• Creating and Editing Map
• Using delimiters to define Map fields
• Using the Extended Field Editing Feature
• Displaying Variable definitions
• Defining tables and arrays in Maps
• Developing Help Maps
• Attaching Help Maps to other Maps

Designing a Map Continued

• Using Control Variables to Dynamically change Field Attributes

Session Parameters

• How to Set Parameters
• Parameter Evaluation (Hierarchy of Evaluation)
• DEFAULT, GLOBAL, FORMAT, DISPLAY/WRITE/INPUT, INDIVIDUAL FIELDS
• Commonly Used Session Parameters

Building Programs and Other Objects

• Program Editor Review
• NATURAL 2 Object Types
• Copycode, Program, Subroutine, Subprogram
• Parameter Passing
• INCLUDE, FETCH. FETCH RETURN, STACK, CALLNAT, and DEFINE DATA PARAMETER
• External/Internal Subroutines
• Techniques for Building Large NATURAL 2 Programs

Creating and Using Windows

• Manipulation of Physical and Logical Screens
• Creation and Use of Pull-down and Pop-up Windows SET CONTROL and DEFINE WINDOW

Advanced Concepts

• NATURAL 2 System Commands
• CATALOG/STOW, LIST
• Error Trapping
• ON ERROR
• Updating the Database
• END TRANSACTION
• Reading from the Database
• GET TRANSACTION DATA
• Reading Data From Non-ADABAS Files

Duration

7 hrs

Minimum Requirements

CGA Color Monitor; 512K RAM; 2.2M Hard Disk Space; DOS 3.3 or Higher

Media

Diskette
CDROM

© Copyright Serebra Learning Corp., 2002