Tuesday, 5 January 2016

MongoDB - Short Introduction

hey!!! wanna have a look at the new databases, MongoDb is one of them. The traditional databases are based on SQL, the big giants like Oracle,MS-SQL server etc uses SQL approach. since from 1970's the traditional databases are ruling the world. Big Data made the market competitors to move to the concept like No-SQL (it's not only SQL). 

Big Data: a simple definition is "data producing enormously in bytes(can say in Peta bytes)". Traditional databases are failing , it's better to say the performance and managing of data through traditional databases is becoming overhead. Hadoop is the solution for Big Data 

The IT market provides more number of NoSQL databases. MongoDB is one of them. It is Document Type database. the data is stored in J SON Format as Documents. It is quite opposite to the Relational Databases. the querying is easy. It is simple compared to other traditional databases.

Some of the key points of the MongoDB: 

1. there are no tables in the MongoDB.
2. it has the feature of Dynamic Schema.
3. it is in the format of JSON
4. Changing of Structure of Documents is easy. 
5. No Joins. Only uses Embedded documents and linking.



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