You can also try hardware remote-mirror product provided by Array vendor. But in real sync mode, there is also many constraint and performance hurts, and much higher cost. You can configure more than 1 standby, for example, to provent the standby single point of failure. Regards Zhu Chao ----- Original Message ----- From: "Prem Khanna J" <jprem@xxxxxxxxxxxx> To: "Freelists" <oracle-l@xxxxxxxxxxxxx> Sent: Monday, March 08, 2004 9:42 AM Subject: 0% data loss setup ? > Hi List, > > We will be soon having a system and it requires > strictly 0% data loss in any case . Not even a > single commited transaction should be lost. > > The setup will be 9iR2 on win2k . > > Standby database (max protection mode) may be a > choice.But the primary DB tends to go down if it > is not able to communicate with standby DB.this > reduces the availability of my primary DB and so > is not my option.And standby database in ( max > availability mode) can have data loss and hence > is ruled out. > > any HA suggestion ?! > can someone let me know how it can be acheived ? > > Regards, > Prem. > > ---------------------------------------------------------------- > Please see the official ORACLE-L FAQ: http://www.orafaq.com > ---------------------------------------------------------------- > To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx > put 'unsubscribe' in the subject line. > -- > Archives are at //www.freelists.org/archives/oracle-l/ > FAQ is at //www.freelists.org/help/fom-serve/cache/1.html > ----------------------------------------------------------------- > > ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------