Re: Binary search in ScalarArrayOpExpr for OR'd constant arrays

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Zhihong Yu <zyu(at)yugabyte(dot)com>
Cc: James Coleman <jtc331(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Binary search in ScalarArrayOpExpr for OR'd constant arrays
Date: 2021-05-23 06:36:03
Message-ID: CAApHDvqudeFZa9zmdhXUE-j+98K4Xg3BNsJ+k9nTqw1Rz_NLgQ@mail.gmail.com
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On Sat, 8 May 2021 at 20:29, David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
>
> On Sat, 8 May 2021 at 20:17, Zhihong Yu <zyu(at)yugabyte(dot)com> wrote:
> > + if (!OidIsValid(saop->negfuncid))
> > + record_plan_function_dependency(root, saop->hashfuncid);
> >
> > Is there a typo in the second line ? (root, saop->negfuncid)
>
> Yeah, that's a mistake. Thanks for checking it.

I've attached a patch which fixes the mistake mentioned above.

Also, dropped the RMT from the thread. I only introduced them when I
wanted some input about if hashing NOT IN should be included in PG14.
Nobody seems to think that should be done.

David

Attachment Content-Type Size
v4-0001-Speedup-NOT-IN-with-a-set-of-Consts.patch application/octet-stream 20.7 KB

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