| From: | John Naylor <john(dot)naylor(at)enterprisedb(dot)com> |
|---|---|
| To: | David Rowley <dgrowleyml(at)gmail(dot)com> |
| Cc: | pghackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Todo: Teach planner to evaluate multiple windows in the optimal order |
| Date: | 2023-06-30 06:45:32 |
| Message-ID: | CAFBsxsH56Xo0FteEEnBg4NgTv0eHojhCfFrJs9FkrmimYpaMQQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Feb 15, 2023 at 11:23 AM John Naylor <john(dot)naylor(at)enterprisedb(dot)com>
wrote:
>
>
> On Tue, Feb 14, 2023 at 5:46 PM David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
> >
> > I didn't do a detailed review of the sort patch, but I did wonder
> > about the use of the name "fallback" in the new functions. The
> > comment in the following snippet from qsort_tuple_unsigned_compare()
> > makes me think "tiebreak" is a better name.
>
> I agree "tiebreak" is better.
Here is v3 with that change. I still need to make sure the tests cover all
cases, so I'll do that as time permits. Also creating CF entry.
--
John Naylor
EDB: http://www.enterprisedb.com
| Attachment | Content-Type | Size |
|---|---|---|
| v3-0001-Split-out-tiebreaker-comparisons-from-comparetup_.patch | text/x-patch | 11.3 KB |
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