Download spark and run wordcount example

Download spark and run wordcount example .exe#

Upon successful run, the result should be stored in out.txt folder. Run WordCount.scala as Scala application. Var map = sc.textFile('data/wordcount/input.txt').flatMap(line => line.split(' ')).map(word => (word,1)) Val conf = new SparkConf().setAppName('Spark Scala WordCount Example').setMaster('local') The output folder contains files with result and status (SUCCESS/FAILURE). The output is generated at root of the Project, or you may change its location as well.

Download spark and run wordcount example .exe#

exe ( jdk-8u201-windows-ењ†4.exe) file in order to install it on your windows system.

Althrough Spark can be programmed with either Java, Scala, or Python, this post will focus on Scala.

After download, double click on the downloaded. With the Apache Spark installed through the steps described in last post, this post will introduce you the steps to set up a Scala development environment for Spark and build a WordCount application through Maven and SBT. If you wanted OpenJDK you can download it from here. Setup Spark Scala Application in Eclipse Following is a step by step process to setup Spark Scala Application in Eclipse. In this tutorial, we shall learn to setup a Scala project with Apache Spark in Eclipse IDE and also run a WordCount example. The class would be the following example, we provided input placed at data/wordcount/input.txt. To install Apache Spark on windows, you would need Java 8 or the latest version hence download the Java version from Oracle and install it on your system. Scala Application can be created with Apache Spark as dependency. NET for Apache Spark on your machine and building you first Apache Spark application on Windows, Linux, or macOS. Right click on the project and create a new Scala class. Step-by-step instructions for installing. Give a try with all the versions available if you have an issue with Scala version. To change scala version of your project : Java Build Path -> Libraries -> Add Library -> Scala Library -> Choose a lower version than the latest and click on Finish. Now type in some data in the second console and you can see the word count is printed on the screen. Type spark-submit -master 'local 2' wordcount.py and as you can see the spark streaming code has started. You can run the Python code using spark-submit command. If you get any errors with the scala version of the eclipse, you may change and give a try. We've also provided the Python code for word count problem in the wordcount.py.