From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
Cc: | Andrew Dunstan <andrew(at)dunslane(dot)net>, Corey Huinker <corey(dot)huinker(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Joe Conway <mail(at)joeconway(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
Subject: | Re: Error-safe user functions |
Date: | 2022-12-07 20:16:16 |
Message-ID: | 4111458.1670444176@sss.pgh.pa.us |
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"David G. Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> On Wed, Dec 7, 2022 at 8:04 AM Andrew Dunstan <andrew(at)dunslane(dot)net> wrote:
>> I'm not sure InputFunctionCallSoft would be an improvement. Maybe
>> InputFunctionCallSoftError would be clearer, but I don't know that it's
>> much of an improvement either. The same goes for the other visible changes.
> InputFunctionCallSafe -> TryInputFunctionCall
I think we are already using "TryXXX" for code that involves catching
ereport errors. Since the whole point here is that we are NOT doing
that, I think this naming would be more confusing than helpful.
> Unrelated observation: "Although the error stack is not large, we don't
> expect to run out of space." -> "Because the error stack is not large,
> assume that we will not run out of space and panic if we are wrong."?
That doesn't seem to make the point I wanted to make.
I've adopted your other suggestions in the v4 I'm preparing now.
regards, tom lane
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