perl dbi.pl
Uncaught exception from user code:
        install_driver(Oracle) failed: Can't load '/opt/perl/ActivePerl-5.20/lib/auto/DBD/Oracle/Oracle.so' for module DBD::Oracle: libclntsh.so.12.1: cannot open shared object file: No such file or directory at /opt/perl/ActivePerl-5.20/lib/DynaLoader.pm line 194.
         at (eval 6) line 3.
        Compilation failed in require at (eval 6) line 3.
        Perhaps a required shared library or dll isn't installed where expected
         at dbi.pl line 8.
        DBI::install_driver("DBI", "Oracle") called at /opt/perl/ActivePerl-5.20/lib/DBI.pm line 662
        DBI::connect("DBI", "dbi:Oracle:host=192.168.0.10", undef, undef) called at dbi.pl line 8