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doc: improve wal_level docs for the 'minimal' level

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Reported-by: David G. Johnston

Discussion: https://postgr.es/m/CAKFQuwZ24UcfkoyLLSW3PMGQATomOcw1nuYFRuMev-NoOF+mYw@mail.gmail.com

Author: David G. Johnston

Backpatch-through: 14, partial to 13
This commit is contained in:
Bruce Momjian
2022-08-12 10:30:00 -04:00
parent ec55acbda5
commit 483c426abd
1 changed files with 4 additions and 3 deletions
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7
doc/src/sgml/config.sgml
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@ -2582,9 +2582,10 @@ include_dir 'conf.d'
levels. This parameter can only be set at server start. levels. This parameter can only be set at server start.
</para> </para>
<para> <para>
In <literal>minimal</literal> level, no information is logged for The <literal>minimal</literal> level generates the least WAL
permanent relations for the remainder of a transaction that creates or volume. It logs no row information for permanent relations
rewrites them. This can make operations much faster (see in transactions that create or
rewrite them. This can make operations much faster (see
<xref linkend="populate-pitr"/>). Operations that initiate this <xref linkend="populate-pitr"/>). Operations that initiate this
optimization include: optimization include:
<simplelist> <simplelist>