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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
mmior@xxxxxxxxxxxx


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.
>


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