What is Big Data:
The term "Big Data" is used to describe the collection of complex and large data sets
such that it's difficult to capture, process, store, search and analyze this kind of data using conventional data base management tools and traditional databases management system.
Where does Big Data come from?
Now the next question would be from where this Big Data originates, what makes the Big Data?
Basically the data coming from everywhere like
- sensors used to gather climate information
- posts to social media sites
- digital pictures and videos
- software logs, cameras
- scans of government documents
- GPS trails
- purchase transaction records
- cell phone GPS signals
- and many more.
All these together constitute Big Data.
Some interesting facts about Big Data:
- Big data includes both structured and unstructured data.
- If you look the current trend, Every day we create 2.5 quintillion bytes of data so much that 90% of the data in the world today has been created in the last two years alone. Big data deals with data in petabyte and exabyte.
- Big data is difficult to work with using most relational database management systems and desktop statistics and visualization packages since it requires "massively parallel software running on tens, hundreds, or even thousands of servers".
- Big data is more than simply a matter of size; it is an opportunity to find insights in new and emerging types of data and content, to make your business more agile, and to answer questions that were previously considered beyond your reach.