what version of oracle? you can limit the resources used by rman to some extent in 9i but 10g gives you more options. i don't think there is an answer for the question you are asking. On 3/9/06, Li Li <litanli@xxxxxxxxx> wrote: > > Hi, all, > > I just started to look into RMAN backup and recovery and have a question: > for example, it takes 2 hours for RMAN to backup the database, how much > impact will RMAN have on the database during this 2 hours? Will user be able > to access the database during this 2 hours? > > Any comments would be greatly appreciated!! > Regards, > > -Li -- //www.freelists.org/webpage/oracle-l