A database model that describes the attributes of entities and the relationships among them. An entity is a file (table). Today, ER models are often created graphically, and software converts the ...

An entity-relationship approach to the business, a structured, systematic and intuitive business model of entities, relationships and key data for innovation, entrepreneurship and management. The ...

To support a real page, your entity model is going to need multiple entities and associations between them. Here's how to add them. This column continues my exploration of both Dynamic Data and Entity ...

At its heart, data modeling is about understanding how data flows through a system. Just as a map can help us understand a city’s layout, data modeling can help us understand the complexities of a ...

If you've ever wondered what killed 4GLs the answer is a mistake - one that permeates almost everything in IT from about 1969 through to today. Codd's relational model wasn't designed as a solution to ...