Hi Svetoslav, thanks for answer ... sure, I will share my experience once this stuff with EMC replcation is finished. Best Regards, Goran On Thu, Dec 2, 2010 at 5:39 PM, Svetoslav Gyurov <softice@xxxxxxxxx> wrote: > Hi Goran, > > As William pointed out the EMC is not aware what happens with the database, > it's replicating blocks from one site to other. Also choosing technology > depend on the purpose, if your purpose is to have no or zero downtime and > don't want to loose a single transaction you'll probably go with Dataguard > and synchronous replication. What's more if you start Active Dataguard > corrupted blocks on the primary will be corrected by the standby database > once they reached there. Also running Active Dataguard gives you the ability > to use is for a reporting purposes and redirect DMLs to the primary > database. > > On the other hand EMC SRDF could be used to replicate not only Oracle > databases, but all other services, it's storage-to-storage replication. If > you go with SRDF you could create a snapshot of the replicated disks and > start the database for test purposes or for any other purposes. I'll be > doing the same exercise next week just for tests, but with HP Continuous > Access. We are running also Dataguard which is the primary disaster recovery > solution. > > With Dataguard the process of switch or failover to the standby database is > more clear and it's initiated by the database administrators. > > Either case share your experience once you finish building your disaster > recovery scenario. > > Regards, > Sve > > > > On 12/02/2010 02:58 PM, goran bogdanovic wrote: > > Hi all, > > at the place where I work, management would like to implement EMC > Replication (as we have EMC SAN's) for our databases between two Data > Centers instead of DataGuard for certain DB-systems. > According to EMC sales, the process is certified by Oracle although I > didn't find any reference on Metalink (could be also, I didn't search it > well). > If someone (out there ;-) ) is already using it, I would appreciate if you > could tell me your experiences and possible pitfalls regarding > implementation. > > Best Regards, > Goran > > > -- //www.freelists.org/webpage/oracle-l