Re: Autocommit, isolation level, and vacuum behavior

Поиск
Список
Период
Сортировка
От Tomasz Ostrowski
Тема Re: Autocommit, isolation level, and vacuum behavior
Дата
Msg-id 48CB7C5A.20107@batory.org.pl
обсуждение исходный текст
Ответ на Re: Autocommit, isolation level, and vacuum behavior  (Jack Orenstein <jack.orenstein@hds.com>)
Ответы Re: Autocommit, isolation level, and vacuum behavior
Список pgsql-general
On 2008-09-12 15:52, Jack Orenstein wrote:

> Sorry, I misspoke. I have an index, but preferred doing a scan without
> the index in this case.

Why?

The only reason I can think of is that you'd like to avoid disk seeking.
But you get at most 1 row in 30 seconds, so disk latency (only several
milliseconds) can be ignored.

Regards
Tometzky
--
...although Eating Honey was a very good thing to do, there was a
moment just before you began to eat it which was better than when you
were...
                                                       Winnie the Pooh


В списке pgsql-general по дате отправления:

Предыдущее
От: "Dann Corbit"
Дата:
Сообщение: Re: weekday from timestamp?
Следующее
От: Artacus
Дата:
Сообщение: Re: Getting rows in a very specific order