An entity relationship (ER) diagram is a visual way to show how information is organized in a database. It lets people see the main entities, the information stored about them and the relationships ...

Designing and implementing a proper database for application development is a complex and time-consuming task. The choices made during database and application design will impact the usefulness of the ...

In the world of tech and innovation, there's a perception that new and disruptive technologies originate solely from a select group of tech elites in Silicon Valley. While this is an obvious ...

The "data" part of the terms "data lake," "data warehouse," and "database" is easy enough to understand. Data are everywhere, and the bits need to be kept somewhere. But should they be stored in a ...

As I wrote in “How Databases Work with Ecommerce Applications,” you’re likely using a database for your ecommerce store even if you don’t know it. Ecommerce sites typically use databases for: ...

Standard SQL defines four isolation levels that can be set using the SET TRANSACTION ISOLATION LEVEL statement: Serializable, Repeatable Read, Read Committed, and Read Uncommitted. Although all of the ...

AI success depends on whether enterprise data is ready, reachable, and close enough to the workloads that need it. In this eSpeaks episode, Dell Technologies’ Vrashank Jain explains why fragmented ...

In this Data in Focus episode, Brian Doherty, Global Head of Data License at Bloomberg, discusses how context and rich ...

An open source database is just a regular database that’s distributed with its source code. Users can read, revise, and extend the software freely, although few use these opportunities. The most ...