@amey84 Yes. Although yum install still provides the bundled postgres, you can choose to install it or another database separately. During ambari-server setup you choose Y here: Enter advanced database configuration [y/n] (n)? y The following links will be helpful here for more info about ambari + postgres: https://docs.cloudera.com/HDPDocuments/Ambari-2.6.1.5/bk_ambari-administration/content/using_ambari_with_postgresql.html If this answer resolves your issue or allows you to move forward, please choose to ACCEPT this solution and close this topic. If you have further dialogue on this topic please comment here or feel free to private message me. If you have new questions related to your Use Case please create separate topic and feel free to tag me in your post. Thanks, Steven
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