On Wed, Aug 6, 2014 at 10:48 PM, Tom Kunicki <tom.kuni...@weather.com>
wrote:
> Is it possible to delegate aggregation functions to the backing PostgreSQL
> instance with the PosGIS JNDI datastore? I am attempting to do
> aggregations on millions of points and would prefer this happens on the
> backend. In particular with the "Collection_Sum" function using the
> GeoTools FeatureCollection/Function/Filter abstraction. In stepping
> through the code I see this function being performed locally.
>
Yes, that function is not optimized, but SumVisitor is
Cheers
Andrea
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