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From: finzelj@gmail.com
To: pgsql-docs@postgresql.org
Subject: Confused about a statement in WAL configs
Date: Mon, 31 Jul 2017 13:16:09 +0000
Message-ID: <20170731131609.1449.28453@wrigleys.postgresql.org> (raw)
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The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/9.6/static/wal-configuration.html
Description:

In this section:

&quot;At checkpoint time, all dirty data pages are flushed to disk and a special
checkpoint record is written to the log file. (The change records were
previously flushed to the WAL files.)&quot;

I am confused by what the part in parenthesis means by &quot;previously&quot;.  This
may only reflect my ignorance, but I don&#39;t know if &quot;previously&quot; means &quot;in
previous versions of Postgres&quot; or &quot;before the checkpoint&quot; or something
else.

Mostly because of this, I don&#39;t understand what this statement means.  Thank
you.

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