The Data Flow Diagram (DFD) is a graphical representation of the “flow” of information through an information system (see Figure 5), which is an interactive flow chart that displays the different ...

Data Flow Diagrams provide a clear understanding of the flow of data through the systems, processes, and users within your organization.

DFD: Physical data flow diagrams show how data flows are implemented in the system. Physical data flow diagrams are more specific and closer to being implemented.

Other data architects arose from a data modeling background and see Entity-Relationship diagramming, and defining structures using normalization or dimensionalization or Data Vault as their most ...