Deepak didn't specify the version. If it is 10g, then SE1 is just a licensing issue, as Toon said. If 11g, then is selectable at install time and you can use Nial's explanation. On 28 July 2010 06:22, Niall Litchfield <niall.litchfield@xxxxxxxxx> wrote: > I'd expect opatch -lsinventory would show this, so long as SE1 is a > selectable option at install time. > > Niall Litchfield > > On Jul 28, 2010 10:19 AM, "DBA Deepak" <oracle.tutorials@xxxxxxxxx> wrote: > > Gurus, > > Need to know whether Oracle Standard Edition ONE (OSE1) is installed or not. > Is there any way to find it out? > > V$VERSION could not provide this information. > > -- > Regards, > > Deepak > Oracle DBA > -- //www.freelists.org/webpage/oracle-l