To deploy your HDP, you need the following information:
The fully qualified domain name (FQDN) for each host in your system, and the components you want to set up on each host. You can use
hostname -fto check for the FQDN.If you install Hive/HCatalog or Oozie, you need the hostname, database name, username, and password for the metastore instance.
![[Note]](../common/images/admon/note.png)
Note If you are using an existing instance, the dbuser you create for HDP must be granted ALL PRIVILEGES on that instance.

