Re: [HACKERS] EvalPlanQual behaves oddly for FDW queries involvingsystem columns - Mailing list pgsql-hackers

From Andres Freund
Subject Re: [HACKERS] EvalPlanQual behaves oddly for FDW queries involvingsystem columns
Date
Msg-id 20190315163639.tpitiiw36ql2jd2s@alap3.anarazel.de
Whole thread Raw
In response to Re: [HACKERS] EvalPlanQual behaves oddly for FDW queries involvingsystem columns  (Etsuro Fujita <fujita.etsuro@lab.ntt.co.jp>)
List pgsql-hackers
On 2019-03-15 21:58:25 +0900, Etsuro Fujita wrote:
> (2019/03/04 12:10), Etsuro Fujita wrote:
> > (2019/03/02 3:57), Andres Freund wrote:
> > > FWIW, I pushed the EPQ patch, doing this conversion blindly. It'd be
> > > awesome if you'd check that it actually works...
> > 
> > I'll start the work later this week. I think I can post an (initial)
> > report on that next week, maybe.
> 
> Here is an updated version of the patch [1].  This version doesn't allow
> pushing down joins to the remote if there is a possibility that EPQ will be
> executed, but I think it would be useful to test the EPQ patch.  I haven't
> looked into the EPQ patch in detail yet, but I tested the patch with the
> attached, and couldn't find any issues on the patch.

Thanks a lot for that work!


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