Basics principles of MongoDB

	Query Models-schemaless No transactions No Joins No ACID No Triggers No Stored Procedures No Roll back

Mongo Shell is written in JavaScript

Mongo DB server is written in C++

Drivers: available for .net, Java,python,Nodejs,Ruby etc

CRUD operations are Javascript function calls

Document Oriented->key value pair in json format

High Performance

High Availability

Easy Scalability

Rich Query Language

Primary key or id is automatically created

Immutable

Already indexed . But index on _id cannot be dropped