In-memory analytics with Tableau, SparkSQL, and MapR

Uli Bethke April 16, 2015

Last week Tableau released version 9.0 of their data visualisation tool. From a Big Data point of view the nicest new feature was support for querying cached (in-memory) SchemaRDDs (Data Frames as of Spark 1.3). [big_data_promotion] In this tutorial I will show you how to connect to Spark 1.2.1 on the MapR 4.1 sandbox with ...

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