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docs: Fix omissions related to configurable TOAST compression.

Browse Source 
Previously, the default_toast_compression GUC was not documented,
and neither was pg_dump's new --no-toast-compression option.

Justin Pryzby and Robert Haas

Discussion: http://postgr.es/m/20210321235544.GD4203@telsasoft.com
This commit is contained in:
Robert Haas 2021-03-22 10:34:10 -04:00
parent 226e2be387
commit 24f0e395ac
2 changed files with 34 additions and 0 deletions
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22
doc/src/sgml/config.sgml
View File

@ -8108,6 +8108,28 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
</listitem>
</varlistentry>
<varlistentry id="guc-default-toast-compression" xreflabel="default_toast_compression">
<term><varname>default_toast_compression</varname> (<type>string</type>)
<indexterm>
<primary><varname>default_toast_compression</varname> configuration parameter</primary>
</indexterm>
</term>
<listitem>
<para>
This variable sets the default
<link linkend="storage-toast">TOAST</link>
compression method for columns of newly-created tables. The
<command>CREATE TABLE</command> statement can override this default
by specifying the <literal>COMPRESSION</literal> column option.
The supported compression methods are <literal>pglz</literal> and
(if configured at the time <productname>PostgreSQL</productname> was
built) <literal>lz4</literal>.
The default is <literal>pglz</literal>.
</para>
</listitem>
</varlistentry>
<varlistentry id="guc-default-tablespace" xreflabel="default_tablespace">
<term><varname>default_tablespace</varname> (<type>string</type>)
<indexterm>

12
doc/src/sgml/ref/pg_dump.sgml
View File

@ -931,6 +931,18 @@ PostgreSQL documentation
</listitem>
</varlistentry>
<varlistentry>
<term><option>--no-toast-compression</option></term>
<listitem>
<para>
Do not output commands to set <acronym>TOAST</acronym> compression
methods.
With this option, all objects will be created using whichever
compression method is the default during restore.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--no-unlogged-table-data</option></term>
<listitem>