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MERN Stack Development

 

What is the MERN Stack ?

 MERN stands for MongoDB, Express, React, Node
  • MongoDB - document database
  • Express(.js) - Node.js web framework
  • React(.js) - a client-side JavaScript framework
  • Node(.js) - the premier JavaScript web server 


MongoDB Database Tier :

MongoDB is a NoSQL database where each record is a document comprising of key-value pairs that are similar to JSON (JavaScript Object Notation) objects. MongoDB is flexible and allows its users to create schema, databases, tables, etc. Documents that are identifiable by a primary key make up the basic unit of MongoDB. Once MongoDB is installed, users can make use of Mongo shell as well. Mongo shell provides a JavaScript interface through which the users can interact and carry out operations (eg: querying, updating records, deleting records) . 



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