Re: Transaction timeout

From: Japin Li <japinli(at)hotmail(dot)com>
To: Junwang Zhao <zhjwpku(at)gmail(dot)com>
Cc: "Andrey M(dot) Borodin" <x4mmm(at)yandex-team(dot)ru>, 邱宇航 <iamqyh(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, Andrey Borodin <amborodin86(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Nikolay Samokhvalov <samokhvalov(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: Transaction timeout
Date: 2023-12-22 14:44:27
Message-ID: ME3P282MB31665F69A72FE8427EE8C49FB694A@ME3P282MB3166.AUSP282.PROD.OUTLOOK.COM
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On Fri, 22 Dec 2023 at 22:37, Junwang Zhao <zhjwpku(at)gmail(dot)com> wrote:
> On Fri, Dec 22, 2023 at 10:25 PM Japin Li <japinli(at)hotmail(dot)com> wrote:
>> I try to set idle_in_transaction_session_timeout after begin transaction,
>> it changes immediately, so I think transaction_timeout should also be take
>> immediately.
>
> Ah, right, idle_in_transaction_session_timeout is set after the set
> command finishes and before the backend send *ready for query*
> to the client, so the value of the GUC is already set before
> next command.
>

I mean, is it possible to set transaction_timeout before next comand?

--
Regrads,
Japin Li
ChengDu WenWu Information Technology Co., Ltd.

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