| From: | Noah Misch <noah(at)leadboat(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Remaining 9.5 open items |
| Date: | 2015-12-04 02:51:46 |
| Message-ID: | 20151204025146.GA2065691@tornado.leadboat.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Tue, Dec 01, 2015 at 11:05:47AM -0500, Robert Haas wrote:
> On Mon, Nov 30, 2015 at 2:43 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> > * Foreign join pushdown vs EvalPlanQual
> >
> > Is this fixed by 5fc4c26db? If not, what remains to do?
>
> Unfortunately, no. That commit allows FDWs to do proper EPQ handling
> for plain table scans, but it proves to be inadequate for EPQ handling
> for joins. Solving that problem will require another patch, and,
> modulo a bunch of cosmetic issues, I'm reasonably happy with KaiGai
> Kohei's latest submission. I'll respond in more detail on that
> thread, but the question I want to raise here is: do we want to
> back-patch those changes to 9.5 at this late date?
Yes. If 9.5 added a bad interface, better to fix the interface even now than
to live with the bad one.
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Peter Geoghegan | 2015-12-04 02:54:40 | Re: Remaining 9.5 open items |
| Previous Message | Craig Ringer | 2015-12-04 02:21:55 | Re: eXtensible Transaction Manager API |