4 4 Virtual Field Development

4.4 Virtual Field Development

A virtual field is a special feature of the LANSA Repository that allows a field value to be dynamically derived based on other fields in the file. To understand how to use virtual fields, review the following topics:

4.4.1 Virtual Field Concepts

4.4.2 Distinction between real and virtual fields

4.4.3 Types of Virtual Fields

4.4.4 Examples of Virtual Field Applications

4.4.5 Input or Output Virtual Fields

4.4.6 Steps to Create Virtual Fields

4.4.7 Virtual Field Considerations

Also See

Virtual Fields in File in the Technical Reference Guide

Field in File tab in the User Guide

Ý 4. Creating Application Databases