Re: Very poor estimates from planner

Поиск
Список
Период
Сортировка
От scott.marlowe
Тема Re: Very poor estimates from planner
Дата
Msg-id Pine.LNX.4.33.0311051730110.11103-100000@css120.ihs.com
обсуждение исходный текст
Ответ на Re: Very poor estimates from planner  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
On Wed, 5 Nov 2003, Tom Lane wrote:

> Rod Taylor <rbt@rbt.ca> writes:
> >> I'm not sure if that will actually change the default_statistics_target
> 
> > Hmm.. I was under the impression that it would work for any tables that
> > haven't otherwise been overridden.
> 
> It will.  I think Scott is recalling the original circa-7.2
> implementation, where it wouldn't.  If you're unsure that you
> affected it, check out the actual sizes of the array values in pg_stats.

Hey, can anyone guess what version I'm running in production :-)  Thanks 
for the catch.



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Tom Lane
Дата:
Сообщение: Re: Very poor estimates from planner
Следующее
От: Rod Taylor
Дата:
Сообщение: Re: Very poor estimates from planner