Netezza Inc., Greenplum Software Inc., Kognitio, and other analytic database players helped revitalize an otherwise sleepy data warehouse (DW) segment, but they've also generated a lot of questions: To use an appliance or not? To use a columnar database or stay with the status quo?
Other key questions arise as well: Are specialty analytic databases destined to replace conventional DBMSes? Are analytic database systems more hype than substance? Is there even a bona fide demand for next-generation data warehousing platforms?
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