CHAPTER 9
Data Scientist
The realm of big data analytics is vastly different from transaction processing applications and BI applications; here, one discovers and answers questions in area where we don’t know what we don’t know. The skills required to do these kinds of activities are unique and certainly multi-faceted.
On a general level we can define data as having three important characteristics: composition, context, and condition. Composition refers to the structure of the data: what is the source, what is the granularity, what are the data types, what is the nature of the data (mostly static data or real time streaming data), etc. Context ...
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