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 ...

relationships are established between the groups of data. Typically, a database is organized according to the types of data and how you want to use the data. You must understand and be familiar with ...

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 ...

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 ...

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 ...

Database programs let users create and edit single files interactively at the keyboard. However, as soon as they want data in one file to automatically update another, programming has to be done. That ...

A customer relationship management (CRM) database is a resource that contains all customer data that all departments within an organization can access. These data include customer information, sales ...

The fundamental data structure in a data processing system. Any unit of data defined for processing is a data element; for example, ACCOUNT NUMBER, NAME, ADDRESS and CITY. A data element is defined by ...

When the data requirements of an organization change, the databases used to store the data must also change. If the data is not reliable and available, the system does not serve the business—rather, ...