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

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: David Rowley <dgrowleyml(at)gmail(dot)com>
Cc: Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Peter Geoghegan <pg(at)bowt(dot)ie>, James Coleman <jtc331(at)gmail(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: 2021-04-12 23:42:03
Message-ID: 3135199.1618270923@sss.pgh.pa.us
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David Rowley <dgrowleyml(at)gmail(dot)com> writes:
> I realised when working on something unrelated last night that we can
> also do hash lookups for NOT IN too.

... and still get the behavior right for nulls?

regards, tom lane

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