Monday, November 21, 2016

Gartner Says Beware of the Data Lake Fallacy

 Data lakes therefore carry substantial risks. The most important is the inability to determine data quality or the lineage of findings by other analysts or users that have found value, previously, in using the same data in the lake. By its definition, a data lake accepts any data, without oversight or governance. Without descriptive metadata and a mechanism to maintain it, the data lake risks turning into a data swamp. And without metadata, every subsequent use of data means analysts start from scratch.

More:
http://www.gartner.com/newsroom/id/2809117

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