От: Bruce Momjian
Тема: Re: Help disk-pages
Дата: ,
Msg-id: 200307211946.h6LJkmj08231@candle.pha.pa.us
(см: обсуждение, исходный текст)
Ответ на: Help disk-pages  ( ())
Список: pgsql-performance

See postgres -t and the statistics tables to see block read, and the
chapter on Disk Space Monitor to find disk sizes.

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 wrote:
>
> Hi all! I'm new to Postgresql and I'm trying solve a problem: is there a way to know how many disk-pages are read
duringa query? Because I found out only how many disk-pages a relation has and I'd like to know if there is a system 
> catalog or something else that stores this information
>
> thanks,
> Andrea Lazzarotto
>
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