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 ...

What is a relational database? A relational database is a type of database that organizes data points with defined relationships for easy access. In the relational database model, the data structures- ...

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 ...

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 ...

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 ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What is a document store database? Document stores accommodate data that has a ...