Re: Infinite Interval

From: Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>
To: Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>
Cc: jian he <jian(dot)universality(at)gmail(dot)com>, Joseph Koshakow <koshy44(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Gregory Stark (as CFM)" <stark(dot)cfm(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Infinite Interval
Date: 2023-09-22 08:09:12
Message-ID: CAEZATCVav7ahQajVzURPSLXBTezA9hT_s+3Kv3L32Z=Yfu8j3A@mail.gmail.com
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On Fri, 22 Sept 2023 at 08:49, Ashutosh Bapat
<ashutosh(dot)bapat(dot)oss(at)gmail(dot)com> wrote:
>
> Following code in ExecInterpExpr makes it clear that the
> deserialization function is be executed in per tuple memory context.
> Whereas the aggregate's context is different from this context and may
> lives longer that the context in which deserialization is expected to
> happen.
>

Right. I was about to reply, saying much the same thing, but it's
always better when you see it for yourself.

> Hence I have changed interval_avg_deserialize() in 0007 to use
> CurrentMemoryContext instead of aggcontext.

+1. And consistency with other deserialisation functions is good.

> Rest of the patches are
> same as previous set.
>

OK, I'll take a look.

Regards,
Dean

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