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Microsoft® SQL Server 2012 Unleashed by Alex T. Silverstein, Chris Gallelli, Paul T. Bertucci, Ray Rankins

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PDW and Big Data (Hadoop)

Excuse me? Did you say that it is possible to access unstructured Big Data with structured PDW data? Yep, that’s right: from a single SQL query that provides complete insulation of the underlying data sources that contain the data (structured or unstructured).

The secret sauce comes in the form of something called PolyBase, a breakthrough component that enables querying across Hadoop and relational data in addition to providing integration with the whole Microsoft BI stack.

In a nutshell, PolyBase can handle a standard Transact-SQL query that joins tables from any relational source with tables from a Hadoop cluster and seamlessly return the results to the user. In other words, you don’t have to load data you already ...

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