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Data Model for Local Government in Alabama 
An Access Database is available on demand.
The Requirements have been defined in a question to the Database Answers Web Site.
This Model is based on our Canonical Data Model.

There might also be a design for a Data Mart which is an excellent start for Enquiries and producing Reports.

There might also be a Proof-of-Concept with Oracle Apex in the Clouds.

If you are new to Data Models, this page of my new Tutorial will help you understand the Data Model.

We have created Subject Area Models for Participants and Services which are shown below.

Conceptual Data Model

Logical Data Model

Services Subject Area

Participants Subject Area


Physical Data Model



Barry Williams
Principal Consultant
Database Answers Ltd.
London, England
March 21st. 2018
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