Suppose you want to
find out which Oracle software is installed on this host. If you have to do this manually, it will be a lengthy process as you have to search through the whole box using Unix commands such as
find, and have root privileges, since Oracle software can be installed under different Unix usernames. Even if the
/etc/oratab file is present, it may not have been maintained by the DBA and may not contain all the Oracle homes. And in many cases this file is not even present.
But you are now using Enterprise Manager and the Agent has already collected this information and put it in the repository. All you need to do is to invoke the configuration search capabilities, which you can do from the latest configuration page: ...