I found it in 7.3.4 documentation: "Survivability In the event of a power failure, hardware failure, or any other system-interrupting disaster, Oracle7 release 7.3 offers the standby database feature. The standby database is intended for sites where survivability and disaster recovery are of paramount importance. For information about creating and maintaining a standby database, see the Oracle7 Server Administrator's Guide." http://download.oracle.com/docs/cd/A57673_01/DOC/server/doc/SCN73/ch22.htm#surv On 03/03/2009, Niall Litchfield <niall.litchfield@xxxxxxxxx> wrote: > can anyone tell me when this first came out - I'm guessing between v7 in > 1992 and v8 in 1997, probably in 7.3.4 but would really like a definitive > answer > > -- > Niall Litchfield > Oracle DBA > http://www.orawin.info > -- Regards, Andrey Goryunov -- //www.freelists.org/webpage/oracle-l