CurtMonash writes "MapReduce sits at the heart of Google's data processing — and Yahoo's, Facebook's and LinkedIn's as well. But it's been highly controversial, due to an apparent conflict with standard data warehousing common sense. Now two data warehouse DBMS vendors — Greenplum and Aster Data — have announced the integration of MapReduce into their SQL database managers. As I explained at length over on DBMS2, I think MapReduce could give a major boost to high-end analytics, specifically to applications in three areas:
(Data transformation may belong on that list as well.)
All these areas could yield better results if there were better performance, and MapReduce offers the possibiity of major processing speed-ups."
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