GIS Data Model templates based on the NENA Standard for NG9-1-1 GIS Data Model (NENA-STA-006.x) - NENA911/NG911GISDataModel. Skip to content. Navigation Menu ... Make commits of logical units. Use ...

A logical data model is a more abstract and conceptual view of the data, focusing on the entities, attributes, and relationships without considering the technical aspects of the database system.

In this discourse, we show an infographic procedure by which Data/Database Architects can deploy a scalable Physical Data Model (PDM), and deploy the PDM on a Database. ER/Studio is used for the ...