: 19:53 min
: To work with great amount of data we must be prepared and be ready to do aggregation. This is the motivation behind the map and reduce feature presented in MongoDB. In this videos we are going to see how to perform a map reduce by understanding how the map and reduce functions work with the documents and collections of mongoDB. The video explain in details the syntax, parameters and structure of a map reduce though two practical examples.
: Windows 7, MongoDB, NoSQL
: The video shows how to perform a map and reduce operation in MongoDB
: MongoDB, NoSQL, Database, Documents, Map, Reduce, Aggregation