Source : entrepreneur.com
The Big Mac is a sandwich. Sure, it’s big, but when you get a Big Mac, you know what it is and you know what to do with it: Eat it.
Big data is not as nice. You might not be quite sure what it is. You more than likely have no idea what to do with it.
Don’t feel bad. If there’s consensus on one thing about big data it’s that it really doesn’t have a specific definition. One of the best definitions I’ve heard is from Josh Dreller, analytics genius and the Director of Market Research at Kenshoo. He describes big data as anything too big to deal with in an Excel spreadsheet.