Learn what data dictionaries and ER diagrams are, how to create them, and how to use them to communicate your database design effectively.

Learn what a data flow diagram is, what are its main elements and symbols, and how it can help you with data modeling in data analytics.

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

Examples of errors include forgetting to include a data flow or pointing an arrow in the wrong direction. A key reason why keeping data flow diagrams up-to-date is to address issues of system growth.

This paper introduces procedures which facilitate the development of and the linking between modular data processing operations into different and versatile system solutions. Based on the concept of ...

In Data Science, data modeling (including relational databases and big data) has traditionally used Entity-Relationship (ER) diagrams to represent structural characteristics of data. However, ER ...