| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Cc: | Amit Kapila <amit(dot)kapila(at)enterprisedb(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: ERROR: ORDER/GROUP BY expression not found in targetlist |
| Date: | 2016-06-14 16:18:42 |
| Message-ID: | 9513.1465921122@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> writes:
> On Mon, Jun 13, 2016 at 9:37 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> ... I got a core dump in the window.sql test:
>> which I think may be another manifestation of the failure-to-apply-proper-
>> pathtarget issue we're looking at in this thread. Or maybe it's just
>> an unjustified assumption in make_partialgroup_input_target that the
>> input path must always have some sortgrouprefs assigned.
> I don't see this problem after your recent commit
> - 89d53515e53ea080029894939118365b647489b3. Are you still getting it?
No. I am suspicious that there's still a bug there, ie we're looking at
the wrong pathtarget; but the regression test doesn't actually crash.
That might only be because we don't choose the parallelized path.
regards, tom lane
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