In 1970, Ted Codd introduced the relational data model, which proposed representing data as tuples, grouped into relations, to allow for declarative methods to specify data. SQL was developed at IBM as a way to query relational databases. It is a declarative programming language, expressing what data is to be retrieved, as opposed to imperative programming languages […]
What Is a Knowledge Graph?
A knowledge graph is a structured data representation that reveals patterns and connections in the real world. It consists of three components: Nodes: Real-world concepts – including entities, people, places, and things. Edges: Connections between the nodes – including activities and characteristics between nodes. Properties: Labels that provide additional context about the nodes, relationships, or both. See the image below: This model unifies disparate pieces […]
Data-Ed Webinar: Data Modeling/AI Essentials
Download the slides here>> About the Webinar About the Webinar Quality engineering and architecture work products don’t happen by chance. As your organization increasingly relies on automation, the significance of the data models driving your engineering and architecture efforts grows. This webinar explores how AI is transforming the fundamentals of data modeling—a critical activity underpinning […]
Data Modeling Concepts for Beginners
Christopher Bradley, information strategist at DMA Advisors, says the “main purpose of a data model is actually not to design a database – it’s to describe a business.” However, many professionals lack a solid grasp of the data modeling concepts needed to effectively represent their business operations. This knowledge gap comes at a steep cost. A recent […]
Data Modeling in Machine Learning Pipelines: Best Practices Using SQL and NoSQL Databases
Data, undoubtedly, is one of the most significant components making up a machine learning (ML) workflow, and due to this, data management is one of the most important factors in sustaining ML pipelines. An appropriate data model allows the respective data to be accessible all day long, operate at peak efficiency, and be adjusted to […]
Book of the Month: Data Models for Banking, Finance, and Insurance
Welcome to the first “Book of the Month” for 2025. This time, we’ll be going over “Data Models for Banking, Finance, and Insurance” by Claire L. Frankel. This book arms the reader with a set of best practices and data models to help implement solutions in the banking, finance, and insurance industries. Right at the beginning […]
2024 DATAVERSITY Top 20
As we approach the end of another year, we here at DATAVERSITY have been busy analyzing our data and answering the big questions: What was the most popular content on our website and training center over the past 12 months? Which data management topics did you – our readers and students – seek out again […]
Data Modeling Trends in 2025: Simplifying Complex Business Problems
Data modeling, the practice of diagramming business requirements, has grown significantly. According to a 2024 DATAVERSITY® survey on data management trends, 64% of organizations actively use data modeling, a 13% increase since 2023. This trend will only increase in 2025 as companies face heightened opportunities and risks. Newer technologies and AI are set to disrupt predictive analytics, especially with huge volumes of […]
DAS Webinar: The Business Benefits of Data Modeling
Download the slides here>> This webinar is sponsored by About the Webinar Data models are key to gaining a clear view of the data that drives the business – from customers to products to invoices and more. They offer a clear, visual way for both business and technical stakeholders to communicate around the crucial business […]
Jun 26 DAS Webinar: Where Data Models Fit in Today’s Modern Data Architecture
DATE: June 26, 2025 TIME: 2:00 PM – 3:00 PM Eastern / 11:00 AM – 12:00 PM Pacific PRICE: Free to all attendees About the Webinar With technological innovation and change occurring at an ever-increasing rate, it’s hard to keep track of what’s hype and what can provide practical value for your organization. Join this webinar to see […]