Mike Chapple is associate teaching professor of IT, analytics and operations at the University of Notre Dame. The emergence of business intelligence and data warehousing initiatives has placed ...

Yesterday I got an email from UC Berkeley’s Master of Information and Data Science program, asking me to respond to a survey of data science thought leaders, asking the question “What is big data”? I ...

Volume, velocity and variety characteristics of information assets are not three parts of Gartner’s definition of big data, it is part one, and oftentimes, misunderstood. Most people only retain about ...

A data dictionary is like a bill of materials for a database; it lists all database components, including reports, tables, field names and field types. Such information helps audit databases for ...

I was working with a cross-functional information technology and operational technology team from one of the world’s largest makers of home goods. We were discussing how to drive a digital ...

In writing a definition for an entity, an attribute, or any other element within a database design, the desired end is a descriptive text that is clear, factual and concise. Semantics are an ambiguous ...