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Improve documentation for default_tablespace on partitioned tables 

Backpatch to 12, where 87259588d0 introduced the current behavior.

Per note from Justin Pryzby.

Co-authored-by: Justin Pryzby <pryzby@telsasoft.com>
Discussion: https://postgr.es/m/20210416143135.GI3315@telsasoft.com
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Alvaro Herrera 2021-04-29 11:31:24 -04:00
parent d9a9f4b4b9
commit 94b9cb7225
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11
doc/src/sgml/config.sgml
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@ -8268,8 +8268,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
<para>
This variable specifies the default tablespace in which to create
objects (tables and indexes) when a <command>CREATE</command> command does
not explicitly specify a tablespace. It also determines the tablespace
that a partitioned relation will direct future partitions to.
not explicitly specify a tablespace.
</para>
<para>
@ -8293,6 +8292,14 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
the template database it is copied from.
</para>
<para>
If this parameter is set to a value other than the empty string
when a partitioned table is created, the partitioned table's
tablespace will be set to that value, which will be used as
the default tablespace for partitions created in the future,
even if <varname>default_tablespace</varname> has changed since then.
</para>
<para>
For more information on tablespaces,
see <xref linkend="manage-ag-tablespaces"/>.