@Michel Brown When install a test cluster, normally I would setup a MySQL instance to use for Ambari, Hive Metastore, oozie and Ranger. Below are the script I used to setup the process and most of them are copied from the document where you could find more details. All script are tested on centod6.5 Install MySQL before Ambari installation wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm rpm -ivh mysql-community-release-el7-5.noarch.rpm yum -y install mysql mysql-server mysql-libs mysql-connector-java* After After After Ambari installation, setup the users in MySQL for Ambari, Hive, Oozie and Ranger mysql -u root -p CREATE USER 'ambari'@'localhost' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON *.* TO 'ambari'@'localhost'; CREATE USER 'ambari'@'%' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON *.* TO 'ambari'@'%'; FLUSH PRIVILEGES; CREATE DATABASE ambari; CREATE USER 'hive'@'localhost' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON *.* TO 'hive'@'localhost'; CREATE USER 'hive'@'%' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON *.* TO 'hive'@'%'; FLUSH PRIVILEGES; CREATE DATABASE hive; CREATE USER 'oozie'@'%' IDENTIFIED BY 'password'; GRANT ALL PRIVILEGES ON *.* TO 'oozie'@'%'; FLUSH PRIVILEGES; CREATE DATABASE oozie; CREATE USER 'rangerdba'@'localhost' IDENTIFIED BY 'rangerdba'; GRANT ALL PRIVILEGES ON *.* TO 'rangerdba'@'localhost'; CREATE USER 'rangerdba'@'%' IDENTIFIED BY 'rangerdba'; GRANT ALL PRIVILEGES ON *.* TO 'rangerdba'@'%'; GRANT ALL PRIVILEGES ON *.* TO 'rangerdba'@'localhost' WITH GRANT OPTION; GRANT ALL PRIVILEGES ON *.* TO 'rangerdba'@'%' WITH GRANT OPTION; FLUSH PRIVILEGES; mysql -u root -p ambari < /var/lib/ambari-server/resources/Ambari-DDL-MySQL-CREATE.sql During Ambari setup after install Ambari server, choose not to used default database and point to the MySQL instance and setup java jdbc connector ambari-server setup --jdbc-db=mysql --jdbc-driver=/usr/share/java/mysql-connector-java.jar During Ambari install wizard for HDP, choose existing MySQL for Hive and Oozie and point to the MySQL instance you setup. ... View more