Yes, thats possible. For logical standby databases releases and platform dont have to be same. -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Roger Xu Sent: 29 January 2010 23:08 To: oracle-l@xxxxxxxxxxxxx Subject: Use the same database release on the primary and standby databases silly question. It is possible to run 9.2.0.8.0 at primary and 9.2.0.7.0 at logical standby? Thanks. -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l