Big Data is the collection of a large database that is used in traditional computer techniques. It is not a simple technique, but it covers a lot of areas in business and technology. It included or perform a different operation like storing data, searching, sharing, transferring data & query and updating some information of your data source.
In other words, you can say that big data is a collection of small datasets that are used in different generic term and also used to describe data whose volume and format can be used in self-service analytics.
If data is so large, and it is not easily handled or processed by relational database engines. Then
this type of data requires a different processing approach for data processing called big data approach, which uses a different technique for readily-available hardware.
The architecture of Big Data :