[Bizgres-general] Bizgres MPP and PostGIS

Luke Lonergan llonergan at greenplum.com
Mon Sep 25 14:57:54 UTC 2006


Markus,

On 9/25/06 7:46 AM, "Markus Schaber" <schabi at logix-tt.com> wrote:

> However, to be parallelizable, at least aggregates will need special
> support, to merge the distributed states, I presume.

As of recently, we allow user defined aggregates per the PostgreSQL spec.
These can be parallel - which is critical for large data.  We routinely use
64+ CPUs to compute aggregates, which allows us to scale to tens of TB.

BTW - one of the prospects we looked at was Zillow.com.  Someone should
knock on their door...

- Luke




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