http://tech.marksblogg.com/billion-nyc-taxi-rides-nvidia-tesla-mapd.html
"the future of BI reporting is GPU-based. The cards these benchmarks ran on are based on an architecture that's two generations old yet the query times are 55x faster in some cases than I've seen anywhere else - including large clustered CPU solutions."
The new FILTER clause in Aggregations
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Oracle 26.1 introduces the new FILTER clause that can be used in
aggregations.
Thus, for example, *in a SUM aggregation you can use FILTER WHERE ...*
...
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