| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Zhihong Yu <zyu(at)yugabyte(dot)com> |
| Cc: | PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: dropping datumSort field |
| Date: | 2022-08-09 15:01:44 |
| Message-ID: | CA+TgmoaeFBR+n7NNTjGyDiQwpFur29OCthmtEp8cj=Ph_UEnoA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Aug 8, 2022 at 5:51 PM Zhihong Yu <zyu(at)yugabyte(dot)com> wrote:
> Hi,
> I was looking at ExecSort() w.r.t. datum sort.
>
> I wonder if the datumSort field can be dropped.
> Here is a patch illustrating the potential simplification.
>
> Please take a look.
One problem with this patch is that, if I apply it, PostgreSQL does not compile:
nodeSort.c:197:6: error: use of undeclared identifier 'tupDesc'
if (tupDesc->natts == 1)
^
1 error generated.
Leaving that aside, I don't really see any advantage in this sort of change.
--
Robert Haas
EDB: http://www.enterprisedb.com
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