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Tag Archive: Data Lake

  • Sampling data in Data Lake U-SQL for Power BI

    January 26th, 2017 in Big Data, Blog, Business Intelligence, Cloud, Data Lake, Power BI

    Being able to hook Power BI directly into Azure Data Lake Storage (ADLS) is a very powerful tool (and it will be even more so when you can link to ADLS files that are in a different Azure account!! – not yet available as at January 2017). However there is a problem, Data Lake is designed to scale to petabytes of data whereas Power BI has a 10GB limit. Yes this is compressed, so we’d expect around 100GB of raw data, however to load…

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  • What is U-SQL?

    February 18th, 2016 in Big Data, Blog, Cloud

    By now you may have heard about U-SQL, the new kid on the query language block. But what is U-SQL? Where is it? What’s it for? I was lucky enough to be at the 2015 MVP Summit in Redmond, at which one of the sessions was hosted by Michael Rys (@MikeDoesBigData), talking about U-SQL. As it’s creator, there’s no-one better to learn the ropes from. I was pretty much blown away by what it can do and the ease of access, so I’ve…

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