From: Tom Lane <tgl@sss.pgh.pa.us>
To: louis.xwkuang@gmail.com
Cc: pgsql-docs@lists.postgresql.org
Subject: Re: Minor typo in sentence saving visits to heap
Date: Sun, 11 Dec 2022 09:21:39 -0500
Message-ID: <1637131.1670768499@sss.pgh.pa.us> (raw)
In-Reply-To: <167063189511.1901.8332207519290487949@wrigleys.postgresql.org>
References: <167063189511.1901.8332207519290487949@wrigleys.postgresql.org>
PG Doc comments form <noreply@postgresql.org> writes:
> In the documentation on
> https://www.postgresql.org/account/comments/new/15/indexes-multicolumn.html/
> Constraints on columns to the right of these columns are checked in the
> index, so they save visits to the table proper, but they do not reduce the
> portion of the index that has to be scanned.
> "so they save visits to the table proper" should be "so they save visits to
> the table heap".
Doesn't seem like an improvement from here, especially not with one
eye on the non-heap table AMs that are being worked on.
regards, tom lane
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To: pgsql-docs@postgresql.org
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Subject: Re: Minor typo in sentence saving visits to heap
In-Reply-To: <1637131.1670768499@sss.pgh.pa.us>
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