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Re: Updates on Calcite benchmark development

Great to hear! Thanks for the update and keep us posted if there's any way
the rest of us can help.

Michael Mior

Le jeu. 26 avr. 2018 à 22:51, Edmon Begoli <ebegoli@xxxxxxxxx> a écrit :

> Dear all,
> My colleagues and I are completing the implementation of the first
> benchmark suite for Calcite, with the expectation to have something in
> place in the next 2-4 weeks, and available for testing.
> The plan is to make it available for your review and testing, and then
> release it
> Current status is:
> We have 80+ out of 99 TPC-DS queries made compatible to Calcite for
> Postgres backend. (Calcite-178)
> It will be compatible with most of the backends, but the queries will need
> testing and validation.
> We need to complete following two tasks to complete the initial benchmark
> work:
> 1) an accurate method to measure and instrument the Calcite performance
> since the time measurement for Calcite may involve overhead associated with
> Avatica/JDBC.
> 2) fix queries that require syntax modification for Calcite syntax or to
> account for some lack of support
> We are not sure yet how bad the 2 part might be. It might involve some bug
> patches or workarounds, which also might vary from backend to backend.
> Big thanks to my R&D team members, Dr. Seung-Hwan Lim and Ashwin Vajantri
> for working on this, and specially on tedious TPC-DS query syntax fixing to
> make it work with Calcite.