August 2013
Beginner to intermediate
142 pages
3h 32m
English
Content preview from Big Data Analytics
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Chapter 5
Data Governance for Big Data Analytics
Considerations for Data Policies and Processes
In this chapter we look at the need for oversight and governance for the data, especially when those developing big data applications often bypass traditional IT and data management channels. Some of the key issues involve the fact that for big data applications that consume massive amounts of data streamed from external sources, there is little or no control that can be exerted to ensure data quality and usability. We consider five key concepts, namely managing data consumer expectations, defining critical data quality dimensions, monitoring consistency of metadata, data repurposing and reinterpretation, and data enrichment when possible.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.