What Version of Oracle Is Installed Linux?
Contents as the User Running the Oracle Database One Can Also Try $Oracle_Home/Opatch/Opatch Lsinventory Which Shows the Exact Version and Patches Installed...
As the user running the Oracle Database one can also try $ORACLE_HOME/OPatch/opatch lsinventory which shows the exact version and patches installed. Will give you the path where Oracle installed and path will include version number.
What version of Oracle is installed?
You can check the Oracle version by running a query from the command prompt. The version information is stored in a table called v$version. In this table you can find the version information for Oracle, PL/SQL, etc.
Where is Oracle installed on Linux?
The default location is /u01/app/oracle/product/8.0. 5/orainst/root. sh. Select the following products to install (see Figure 10):