Re: [EXTERNAL] Re: Add non-blocking version of PQcancel
От | Alvaro Herrera |
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Тема | Re: [EXTERNAL] Re: Add non-blocking version of PQcancel |
Дата | |
Msg-id | 202403141033.slawmavaxujy@alvherre.pgsql обсуждение исходный текст |
Ответ на | Re: [EXTERNAL] Re: Add non-blocking version of PQcancel (Jelte Fennema-Nio <postgres@jeltef.nl>) |
Ответы |
Re: [EXTERNAL] Re: Add non-blocking version of PQcancel
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Список | pgsql-hackers |
On 2024-Mar-14, Jelte Fennema-Nio wrote: > On Wed, 13 Mar 2024 at 20:08, Jacob Champion > <jacob.champion@enterprisedb.com> wrote: > > I hit this on my machine. With the attached diff I can reproduce > > constantly (including with the most recent test patch); I think the > > cancel must be arriving between the bind/execute steps? > > Nice find! Your explanation makes total sense. Attached a patchset > that fixes/works around this issue by using the simple query protocol > in the cancel test. Hmm, isn't this basically saying that we're giving up on reliably canceling queries altogether? I mean, maybe we'd like to instead fix the bug about canceling queries in extended query protocol ... Isn't that something you're worried about? -- Álvaro Herrera Breisgau, Deutschland — https://www.EnterpriseDB.com/ "World domination is proceeding according to plan" (Andrew Morton)
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