What’s MongoDB


MongoDB is a cross-platform, document-oriented NOSQL database that provides, high performance, high availability, and easy scalability. MongoDB works on the concept of collection and document.

A MongoDB database is a set of collections. Each collection can have one or more documents. A record in MongoDB is a document, which is a data structure composed of field and value pairs. MongoDB documents are similar to JSON objects. The values of fields may include other documents, arrays, and arrays of documents.


name :”Abdul”,

Age :26


The advantages of using documents are:

  • Documents correspond to native data types in many programming languages.
  • Embedded documents and arrays reduce need for expensive joins.
  • Dynamic schema supports fluent polymorphism.

Key Features

  • high-performance
  • high availability
  • Easy scalability.
  • NoSQL
  • Open Source
  • Rich Query Support
  • Flexible Schema or schema less design
  • JSON Support