Big data, the name itself suggests that it is kind of data which is huge/big. We need to know which data makes to that big/huge level. #What is Big Data ? According to IDC ( International Data Corporation ), we define the data as big data based on three parameters viz. Volume, Velocity and Variety. Volume refers to size of the data. Eg : Millions of tweets posted for every minute Velocity refers to how fast you need analysis on that data. Eg : In IPL (Cricket) match you need to check which team has more tweets and to display that information, it need to query based on (#CSK) tag or any team tag. Variety refers to what type of data you have, text/image/audio/sensorinformation/video or any mixture of those. Eg : Facebook is processing your status message(text),photo ( image) and video formats. The data may be structured or unstructured. According SAS ( another company ) variability and complexity are the two key terms. Variability refers to how variable that data size and the time at...
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