| From: | Kouhei Kaigai <kaigai(at)ak(dot)jp(dot)nec(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Thom Brown <thom(at)linux(dot)com>, Kohei KaiGai <kaigai(at)kaigai(dot)gr(dot)jp>, "Shigeru Hanada" <shigeru(dot)hanada(at)gmail(dot)com>, "pgsql-hackers(at)postgreSQL(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Construction of Plan-node by CSP (RE: Custom/Foreign-Join-APIs) |
| Date: | 2015-06-11 21:40:27 |
| Message-ID: | 9A28C8860F777E439AA12E8AEA7694F8010F778C@BPXM15GP.gisp.nec.co.jp |
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| Lists: | pgsql-hackers |
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > Tom, do you want to review this patch and figure out how to solve the
> > underlying problem? If not, I will take care of it. But I will be
> > unhappy if I put time and effort into this and then you insist on
> > changing everything afterwards, again.
>
> [ sorry for slow response, been busy ] I will take a look.
>
> regards, tom lane
>
Tom, please don't forget the problem.
It is still problematic for custom-scan provider that tries to
implement own join logic, thus we still have to apply additional
patch (or copy&paste createplan.c to module's source).
Thanks,
--
NEC Business Creation Division / PG-Strom Project
KaiGai Kohei <kaigai(at)ak(dot)jp(dot)nec(dot)com>
| Attachment | Content-Type | Size |
|---|---|---|
| custom-join-children.v2.patch | application/octet-stream | 9.8 KB |
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