Apache Spark - Data Frames - Scala

Originally published at: http://www.itversity.com/lessons/apache-spark-data-frames-scala/

Introduction As part of this lesson we will understand Data frames and data frame operations Using Spark SQL to query from data frames Using Spark SQL to query from Hive tables Spark JDBC For the demonstrations we will be using Hortonworks Sandbox which is running Spark with 2.10 version of Scala. Rebuild the existing project with Spark…