Re: yipeee!

From: Daniel Morgan <damorgan_at_x.washington.edu>
Date: Wed, 04 Feb 2004 08:24:49 -0800
Message-ID: <1075911834.997278@yasure>

Niall Litchfield wrote:

> "Rob Cowell" <rjc4687_at_hotmail.com> wrote in message
> news:40211355.94A43A97_at_hotmail.com...
>

>>>And that I thought Oracle had some facility
>>>such that we could cluster and load-balance two+ nodes running
>>>something like Parallel Oracle so that should a node need booting
>>>or modifying off-line the application is still running (at
>>>reduced capacity) for the users.
>>
>>Oracle Real Application Clusters
>>
>>

>
> http://tahiti.oracle.com/pls/db92/db92.show_toc?partno=a96597&remark=drilldown&word=real+application+clusters
>
> Just to add to that, if you are writing the app from scratch RAC also
> supports a technology (transparent application failover) where users
> connected to a node that fails will failover to a running node without
> dataloss and without being disconnected from the application. I am unsure if
> IBM have a similar technology

Only on mainframes. With shared nothing if you lose a node ... the storage associated with that node is lost too.

-- 
Daniel Morgan
http://www.outreach.washington.edu/ext/certificates/oad/oad_crs.asp
http://www.outreach.washington.edu/ext/certificates/aoa/aoa_crs.asp
damorgan_at_x.washington.edu
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Received on Wed Feb 04 2004 - 10:24:49 CST