The high level presentation describes the three Hortonworks Use Cases - https://speakerdeck.com/kpeeples/hortonworks-and-red-hat-proof-of-technology
See the How to Guide which describes how to recreate and run each use case. It also includes the references such as the videos.
##Use Case 3
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Objective Purpose oriented data views for functional teams over a rich variety of semi-structured and structured data
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Problem Data Lakes have large volumes of consolidated clickstream data, product and customer data that need to be constrained for multi-departmental use.
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Solution
Leverage HDP to mashup Clickstream analysis data with product and customer data on HDP to answer
Leverage Jboss Data Virtualization to provide Virtual Data Marts for each of Marketing and Product teams to .
Currently works with Red Hat JBoss Data Virtualization 6.1.0.