Practical Real-time Data Processing and Analytics

What is big data?

Well to begin with, in simple terms, big data helps us deal with three V's – volume, velocity, and variety. Recently, two more V's were added to it, making it a five–dimensional paradigm; they are veracity and value

• Volume: This dimension refers to the amount of data; look around you, huge amounts of data are being generated every second – it may be the email you send, Twitter, Facebook, or other social media, or it can just be all the videos, pictures, SMS messages, call records, and data from varied devices and sensors. We have scaled up the data–measuring metrics to terabytes, zettabytes and Yottabytes – they are all humongous figures. Look at Facebook alone; it's like ~10 billion messages on a day, consolidated across ...