From what I understood, the difference between SE and SE1 is just a licensing issue. You install the same software in both cases. On Wed, Jul 28, 2010 at 11:17 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 > -- Toon Koppelaars RuleGen BV Toon.Koppelaars@xxxxxxxxxxx www.RuleGen.com TheHelsinkiDeclaration.blogspot.com (co)Author: "Applied Mathematics for Database Professionals" www.RuleGen.com/pls/apex/f?p=14265:13