An Oracle Home is a location where Oracle software is installed.
Oracle supports the installation of multiple Oracle Homes on your system. These multiple installations allow applications (including Quest Software applications) to select an Oracle Home that is best suited to their own requirements.
Tip: (Oracle 11g) Where you use Spotlight on Oracle to diagnose parsing activity, use an Oracle Home that contains a sufficiently recent version of the Oracle client.
To set the default Oracle home
Oracle Home to use by default
Select an item from the list to set the default Oracle home for Spotlight. Choose from: