Re: Options for wide-area database?

From: hrishy <hrishys_at_yahoo.co.uk>
Date: 14 Feb 2004 21:56:02 -0800
Message-ID: <4ef2a838.0402142156.16300a26@posting.google.com>

Hi ernest

RAC is not for wide area.Performance would degrade after some meters..I dont remembber the exact mesaure though.

regards
Hrishy
ernestsiu_at_yahoo.com (Ernest Siu) wrote in message news:<2833144d.0402130906.839617f_at_posting.google.com>...
> More input on this? Has anybody deploy a wide-area RAC? If it is
> implementable with reasonable performance, it implies DR,
> load-balancing and 'replacing' advanced replication.
>
> Ernest
>
> ernestsiu_at_yahoo.com (Ernest Siu) wrote in message news:<2833144d.0402051044.9feed4_at_posting.google.com>...
> > What are the pros/cons for the following options in implementing a
> > wide-area oracle (e.g. 100-1000 miles apart)? In terms of cost,
> > performance and data consistency?
> >
> > 1. Single-site single-server (big!) with remote clients
> > 2. Single-site multi-servers using RAC with remote clients
> > 3. Single-site server(s) (option 1 or 2) with advanced replication
> > onto remote hosts
> > 4. Multi-site servers with RAC and wide-area SAN
> >
> > Any comment/suggestion?
> > Ernest
Received on Sat Feb 14 2004 - 23:56:02 CST