mongodb
What is MongoDB?
MongoDB is a free and open-source NoSQL document-oriented database. MongoDB is currently the most popular database for document storage and one of the more popular database management systems worldwide. MongoDB is a NoSQL database and does not use the traditional relational table structure databases but instead use JSON-like document (called BSON - Binary JSON) and builds a dynamic schema.
NoSQL is a type of database
References and for more information please see: https://www.mongodb.com/ https://www.mongodb.com/nosql-explained https://en.wikipedia.org/wiki/NoSQL https://en.wikipedia.org/wiki/BSON