Re: Memoize ANTI and SEMI JOIN inner

From: Andrei Lepikhov <lepihov(at)gmail(dot)com>
To: Richard Guo <guofenglinux(at)gmail(dot)com>, David Rowley <dgrowleyml(at)gmail(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Memoize ANTI and SEMI JOIN inner
Date: 2025-04-09 08:03:41
Message-ID: 968c42b4-96ad-4984-a317-c375ff3263f5@gmail.com
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On 4/9/25 08:48, Richard Guo wrote:
> Perhaps we could spend some planner cycles proving inner_unique for
> anti joins, so that Memoize nodes can be considered for them?
Thanks for working on it!
It is an example I have eagerly wanted to find.
So, no rush this feature now, I add it to the July commitfest in hope we
have enough time to resolve these concerns.

--
regards, Andrei Lepikhov

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