All Hadoop sub-projects such as Hive, Pig, and HBase support Linux operating system. Therefore, you need to install any Linux flavored OS. Step 1: Verifying JAVA Installation Java must be hive commands in hadoop pdf on your system before installing Hive. If java is not installed in your system, then follow the steps given below for installing java.
Step II: Generally you will find the downloaded java file in the Downloads folder. Verify it and extract the jdk-7u71-linux-x64. Open root, and type the following commands. Now apply all the changes into the current running system.
Step 2: Verifying Hadoop Installation Hadoop must be installed on your system before installing Hive. 1529768 Compiled by hortonmu on 2013-10-07T06:28Z Compiled with protoc 2. Downloading Hadoop Download and extract Hadoop 2. 1 from Apache Software Foundation using the following commands. Installing Hadoop in Pseudo Distributed Mode The following steps are used to install Hadoop 2. You need to make suitable changes in those configuration files according to your Hadoop infrastructure. In order to develop Hadoop programs using java, you have to reset the java environment variables in hadoop-env.
JAVA_HOME value with the location of java in your system. It means the place where you want to store the Hadoop infra. Let us assume the following data. This file is used to configure yarn into Hadoop.
By default, Hadoop contains a template of yarn-site. First of all, you need to copy the file from mapred-site,xml. Verifying Hadoop Installation The following steps are used to verify the Hadoop installation. The expected result is as follows. Executing this command will start your yarn daemons.