CA ERwin Data Modeler

CA ERwin Data Modeler is a software tool for data modeling of custom developed information systems, including databases of transactional systems and data marts. ERwin&data modeling engine is based upon the IDEF1X method, although it now supports diagrams displayed with information engineering notation as well. Logic Works stylised "ERwin" from an abbreviation of "Entity Relationships" and Microsoft&"Windows". This video is targeted to blind users. Attribution: Article text available under CC-BY-SA Creative Commons image source in video