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AllFusion ERwin Data Modeler
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Methods Guide
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This document references the following CA products: AllFusion® ERwin® DataModeler AllFusion® Model Manager

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Contents
Chapter 1: Introduction 9
Purpose Of This Guide ......................................................................... 9 Benefits of Data Modeling..................................................................... 10 Methods ..................................................................................... 10 Typographical Conventions .................................................................... 11

Chapter 2: Information Systems, Databases, and Models

13

Introduction.................................................................................. 13 Data Modeling ............................................................................ 14 Process Modeling ......................................................................... 15 Data Modeling Sessions ....................................................................... 15 Session Roles ................................................................................