This guide has been written for system analysts and developers who are responsible for designing or redesigning applications.
It is assumed that the reader has some knowledge of Visual LANSA, LANSA development and the LANSA Repository.
Visual LANSA and the Logical Modeler can be used to model and build databases on many different platforms including IBM i, Windows and Linux.
A brief summary of the techniques of data modeling has been included, however, this guide is not intended as a detailed explanation and some knowledge of data modeling or data analysis is assumed.
The Logical Modeler uses extended Chen E-R modeling principles. It is important that you are familiar with data modeling terms and concepts before attempting to use the Logical Modeler.
For a detailed explanation of Data Analysis or Modeling, it is recommended that you refer to one of the many books on the subject, or attend the LANSA Modeling and Design Workshop.