This session was very interesting and shared the technical workings of Polybase. It was delivered by David DeWitt, Director at
Microsoft from work in the Gray Systems Lab http://gsl.azurewebsites.net/Projects.aspx .
He set the scene explaining the Hadoop ecosystem.
Then defined the main components.
This is a two universe world of both structured and unstructured data. The 2 alternative solutions are Sqoop which has limitations and Polybase which is a superior alternative.

The sessions discussed the approach and drawbacks of each method. There are several phases of delivery planned.
- Phase 1: in PDW next year
- Phase 2: working on
- Phase 3: thinking about
- The world has changed
- Map reduce really is not the right tool
- Polybase for PDW is a first step.
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