From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
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To: | Bruce Momjian <bruce(at)momjian(dot)us> |
Cc: | shangzi(dot)x(at)columbia(dot)edu, pgsql-docs(at)lists(dot)postgresql(dot)org |
Subject: | Re: relpages in pg_class |
Date: | 2022-08-19 16:01:33 |
Message-ID: | 20220819160133.l2m47puqpjzk3mrh@alvherre.pgsql |
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Lists: | pgsql-docs |
On 2022-Aug-19, Bruce Momjian wrote:
> On Fri, Aug 19, 2022 at 04:10:30AM +0000, PG Doc comments form wrote:
> > The following documentation comment has been logged on the website:
> >
> > Page: https://www.postgresql.org/docs/14/catalog-pg-class.html
> > Description:
> >
> > From source code, the relpage is the number of blocks. But, at the document,
> > it is written as Size of the on-disk representation of this table in pages
> > (of size BLCKSZ).
>
> Well, blocks and pages are the same size, so I don't see the problem.
If you think about operating system "blocks" rather than Postgres
"blocks", I can see how this can be interpreted differently. I'm not
sure if this is a good place to make that distinction, though; I mean,
if we do, how many other places should we patch similarly?
--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/
"Small aircraft do not crash frequently ... usually only once!"
(ponder, http://thedailywtf.com/)
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