Re: [GENERAL] Retrieving query results
От | Igor Korot |
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Тема | Re: [GENERAL] Retrieving query results |
Дата | |
Msg-id | CA+FnnTwY0mZ1cO8hhBW2sOOGjXaVqfhECUKL6S_cZ6z2LUfcQw@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: [GENERAL] Retrieving query results (Michael Paquier <michael.paquier@gmail.com>) |
Ответы |
Re: [GENERAL] Retrieving query results
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Список | pgsql-general |
Michael et al, On Thu, Aug 24, 2017 at 6:57 PM, Michael Paquier <michael.paquier@gmail.com> wrote: > On Thu, Aug 24, 2017 at 11:56 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote: >> I haven't tried it, but it sure looks like it would, if you don't hit >> OOM first. pqAddTuple() isn't doing anything to guard against integer >> overflow. The lack of reports implies that no one has ever tried to >> retrieve even 1G rows, let alone more ... > > Yeah, looking at the code we would just need to check if ntups gets > negative (well, equal to INT_MIN) after being incremented. So there is no way to retrieve an arbitrary number of rows from the query? That sucks... Thank you. > -- > Michael
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