Re: Estimation issue with partitioned tables
От | Robert Haas |
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Тема | Re: Estimation issue with partitioned tables |
Дата | |
Msg-id | 603c8f071003031807p52f136edh683d19a1d5b46660@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Estimation issue with partitioned tables (Josh Berkus <josh@agliodbs.com>) |
Ответы |
Re: Estimation issue with partitioned tables
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Список | pgsql-performance |
On Wed, Mar 3, 2010 at 4:45 PM, Josh Berkus <josh@agliodbs.com> wrote: >> I feel like I've seen these way-too-high row estimates in some other >> postings to -performance, but I'm not sure if it was the same issue. >> You don't by chance have a RTC? I don't think it's likely fixed in 9.0 >> but it would be interesting to investigate. > > Yeah, I can generate one pretty easily; the behavior is readily > observable and repeatable. Will get on it RSN, but at you said, we're > not doing anything about it for 9.0. > > I've a feeling that this will become one of the list of issues to be > fixed with 'real partitioning'. I can believe it. I can't promise anything, but like I say I'm willing to take a poke at it if you can provide me a test case. ...Robert
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