What is an event store database? An event store is a database designed for tracking event as they occur, and maintaining a record of those events. How is an event store database different from a ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What are wide column stores? Wide column stores are database management systems ...

A relatively new concept in the world of database systems is the NoSQL DBMS. What is NoSQL? Well, I bet you guessed that it doesn’t use SQL, right? I mean, it is sort of right there in the name. But ...

What is Amazon RDS (Relational Database Service)? Amazon Relational Database Service (RDS) is a managed database service provided by Amazon Web Services (AWS). It makes it easy to set up and operate a ...

Dr. E. F. Codd defined a simple set of operators for relational tables in his original work. The goal for the set of operators was to be both complete and minimal; mathematicians like those properties ...

Excel possesses formidable database powers. Creating a relational database starts with a Master table that links it to subordinates, called (awkwardly) Slave, Child, or Detail tables. Before we dive ...

Relational databases are a staple across industries, but graph databases offer different capabilities that may fit enterprise needs better. Graph databases are one of four popular NoSQL database types ...