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From time to time, my son will ask for help when he gets stuck on a math homework problem. Usually, it is pretty straightforward, and I can clear up any conceptual difficulties right away. Occasionally, I'm left wondering what they really expect from elementary school kids.

Last spring, my son …

These days, you can find many references to unstructured data in the marketing sections of analytics vendor websites. So what does it really mean, anyway? Is the term useful or just a marketing buzzword?

Wikipedia defines unstructured data as “does not have a pre-defined data model or is not organized …