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2. Apache Software Foundation: Mapreduce. (2014) https://hadoop.apache.org/docs/r2.6.0/hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html (accessed on April 30, 2018).
3. Apache Software Foundation: The Hadoop Distributed File System: Architecture and Design. (2014) http://hadoop.apache.org/docs/r2.6.0/hadoop-project-dist/hadoop-hdfs/HdfsDesign.html (accessed on April 30, 2018).
4. Apache Software Foundation: Apache Hive. (2014) https://hive.apache.org (accessed on April 30, 2018).
5. Apache Software Foundation: Apache Sqoop. (2018) http://sqoop.apache.org/ (accessed on April 30, 2018).