Mysql database installation and configuration 1.Download and install and its dependencies. 2.Initialize db with command $ mysql_install_db connect to mysql with command $ mysql -u root -p 3.It will prompt for a password as we have not given any password.Enter MySQL with the same mode and update the password sudo /etc/init.d/mysql stop 4.Now start up […]

Apache Hive is a data warehousing solution for Hadoop which provides data summarization, query, and ad-hoc analysis. It is used to process structured and semi-structured data in Hadoop. Installation with derby database : PREREQUISITES: Java 7 /8 installed Dedicated user for hadoop (not mandatory) SSH configured 1.Download the tarball file apache-hive-2.1.1-bin.tar.gz 2.Extract the file to […]

Multi Node Cluster in Hadoop 2.x Here, we are taking two machines – master and slave. On both the machines, a datanode will be running. Let us start with the setup of Multi Node Cluster in Hadoop. PREREQUISITES: Cent OS 6.5 Hadoop-2.7.3 JAVA 8 SSH We have two machines (master and slave) with IP: Master […]