> Typical usage of clustered pool is for "highly-available, clustered"
> databases. Oracle RAC / MySQL Cluster will have multiple nodes that
> accesses *same data store*. Individual pool in clustered pool will be
> configured to these nodes so as to provide connect time ( or
> request-time) fail-over, load balancing capabilities.
>
this makes a lot of sense. It would work well when the consistency
issues are solved at database layer (shared disk model) and lack drivers
that load balance implicitly..