Re: Replication on the backend

I would classify it as a clustered database system (Oracle 10g that is).
Clustered meaning more than one node in the cluster.

ALy.

On Tue, 6 Dec 2005, Michael Meskes wrote:

>> Postgres-R, pgcluster, Slony-II. Some more advanced, some less. But
>> certainly nothing I would send into the ring against Oracle-Grid.
>
>Assuming that you mean Oracle Real Application Cluster (the Grid is more,
>right?) I wonder if this technology technically still counts as replication.
>AFAIK they do not replicate data but share a common data pool among different
>servers. You still have communication overhead but you write a tuple only
>once for all servers involved. Takes away a lot of overhead on a system
>that's heavily written too.
>
>Michael
>

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Aly S.P Dharshi
aly(dot)dharshi(at)telus(dot)net

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