Install and configure R

R version: 3.2.5 R Studio version: 1.0.136 Linux version: Oracle Linux 7.3 R is statistical package. The role of R in the whole big data technology stack is largely in predictive analysis. Open source R is a single threaded desktop…

Work with Hive in Spark

Spark version: 2.1.0 Hive version: 2.1.1 Hadoop version: 2.7.3 For data exchange or integration with other applications, Spark can read from or write to Hive tables. Here are the configurations to make that work. Hive is a database technology using…