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Re: Help required on Data Guard

From: DA Morgan <damorgan_at_x.washington.edu>
Date: Mon, 29 Nov 2004 17:10:32 -0800
Message-ID: <1101776935.910832@yasure>


Praveen wrote:

> Hi Yang,
>
> In one of your previous post, u mentioned about Data Guard with RAC
> requires atleast 2 DB Servers for no-downtime systems. Can u please
> tell me why we required 2 DB Servers? In our case, LOC1 is the data
> centre and LOC2 is the failsafe DB's. On failover, the application has
> to switch to LOC2 standby DBs.
>
> I'm bit confused with how data gaurd with RAC works. Can u please
> brief explanation?
>
> Thanks,
> Praveen

DataGuard and RAC, for the most part, address different issues. Or, if you prefer, address the high-availability issue with different solutions. I would suggest that you go to http://tahiti.oracle.com and read the Concept documents.

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace 'x' with 'u' to respond)
Received on Mon Nov 29 2004 - 19:10:32 CST

Original text of this message

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