Re: lazy detoasting

From: Chapman Flack <chap(at)anastigmatix(dot)net>
To: pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: lazy detoasting
Date: 2018-04-10 21:19:36
Message-ID: 7d10686f-4190-fe75-6e42-adb4223f3fe0@anastigmatix.net
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On 04/10/2018 05:04 PM, Chapman Flack wrote:

> If I'm a function, and ... I found [the datum] myself, say by an
> SPI query within the function, usually that's at a level of abstraction
> somewhere above what-snapshot-was-used-in-the-scan.

It looks like for that case (since the commit 08e261cbc that Tom
mentioned earlier), there can sometimes be a portal->holdSnapshot
that will be the right one.

-Chap

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