Re: gprof SELECT COUNT(*) results

Поиск
Список
Период
Сортировка
От Tom Lane
Тема Re: gprof SELECT COUNT(*) results
Дата
Msg-id 20108.1133046811@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: gprof SELECT COUNT(*) results  (Simon Riggs <simon@2ndquadrant.com>)
Список pgsql-hackers
Simon Riggs <simon@2ndquadrant.com> writes:
>>> ...and for emphasis: this optimization of SeqScans is not possible with
>>> any other database system, so its a big win for PostgreSQL.

> Why is it spin to call it a big win?

I didn't say it wasn't a big win; it was the first part of the sentence
that bothered me.  Without a lot more knowledge of the internals of the
commercial DBMSes than I think is public, you can't say whether this is
possible/useful/relevant for them.
        regards, tom lane


В списке pgsql-hackers по дате отправления:

Предыдущее
От: "Greg Sabino Mullane"
Дата:
Сообщение: Windows installation notes
Следующее
От: Tom Lane
Дата:
Сообщение: Re: SHOW ALL output too wide