Re: MergeJoin beats HashJoin in the case of multiple hash clauses

Tender Wang <tndrwang@gmail.com>

From: Tender Wang <tndrwang@gmail.com>

To: Tom Lane <tgl@sss.pgh.pa.us>

Cc: Alexander Korotkov <aekorotkov@gmail.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>, Andrei Lepikhov <lepihov@gmail.com>

Date: 2025-07-20T00:05:58Z

Lists: pgsql-hackers

Tom Lane <tgl@sss.pgh.pa.us> 于2025年7月20日周日 02:25写道：

> Tender Wang <tndrwang@gmail.com> writes:
> > Please take a look at the attached v3 patch.
>
> This is of course not ever going to make any visible performance
> difference.  Still, the code is arguably clearer like this, and
> I added some comments in hopes of improving it some more.
> Pushed.
>
>                         regards, tom lane
>

Thanks for pushing.
-- 
Thanks,
Tender Wang