my @args = ('-o', 'dump_directory='. $root .'/lib/',
        '-o', q/components=["InflateColumn::DateTime"]/, 
        '-o', 'constraint=qr/'. $table_prefix .'/',
        'Timetable::Schema',
        "dbi:Oracle:$database", $username, $password,
        '{ LongTruncOk => 1 }',
);

system( '/usr/local/bin/dbicdump', @args );