Fairly obviously, it is a one-step restore, plus all of the advantages of
cloning , staging, and a single backup solution instead of trying to work
out what was backed up how, etc.
Siobhán
On 19/10/06 9:12 AM, "Bhaskar Mylavarapu" <Bhaskar.Mylavarapu AT NOAA DOT GOV>
wrote:
> What are the advantages of using the Legato NetWorker module for Oracle
> versus just using the built-in archive log feature to back up the system
> on-line and then use NetWorker client to backup the data from that?
>
> Example: Suppose on the Oracle server, I have the basic NetWorker client
> software installed, and I create a cron job that backs up the Oracle
> archive log files to some storage location (say, disk) using the
> built-in archive log feature, and then when the copying is done it fires
> off a NetWorker save process to back up that data to tape. The save
> process would specify a particular pool dedicated for these Oracle
> files. Since a live database does not need to be shut down for this
> purpose this seems to be a completely viable option. After all, the save
> process would not attempt to back up the data files that comprise the
> live database, only the ones that were written to the storage area by
> the cron job - an area that wouldn't be subject to changes by users. In
> fact, this seems to be an advantage over the module method since you
> could then use nwrecover or saveset recover to recover the desired
> files and then use Oracle recovery commands from there. Of course, when
> recovering data, the database might have to be shut down, depending on
> the situation, but likewise if using the module, right? In fact, if
> using the module you still have to use RMAN to recover it anyway; you're
> not going to use nwrecover or saveset recover.
>
> OK, what then is the NetWorker Oracle module really giving you that the
> above "example" method wouldn't? Seems like just extra cost for
> maintenance and more configuration for the same results?
>
> Would appreciate any advice. We're all for using the module, but fail to
> see why we need to or what it's perks are. Inquiring minds want to know.
>
> Thanks.
>
> Bhaskar
>
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Siobhán
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