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| author | Bruce Momjian <bruce@momjian.us> | 2023-10-31 10:21:31 -0400 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2023-10-31 10:21:31 -0400 |
| commit | ff81b9b7a74e147b4da730d6023fa69f461903fc (patch) | |
| tree | 8cab0cbaf5c49f8840c500a00febea4364e3ae50 | |
| parent | abf2c4499e59ff230ed12ccedd71442260784f79 (diff) | |
| download | postgresql-ff81b9b7a74e147b4da730d6023fa69f461903fc.tar.gz postgresql-ff81b9b7a74e147b4da730d6023fa69f461903fc.zip | |
doc: improve ALTER SYSTEM description of value list quoting
Reported-by: splarv@ya.ru
Discussion: https://postgr.es/m/167105927893.1897.13227723035830709578@wrigleys.postgresql.org
Backpatch-through: 11
| -rw-r--r-- | doc/src/sgml/ref/alter_system.sgml | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/src/sgml/ref/alter_system.sgml b/doc/src/sgml/ref/alter_system.sgml index 5e41f7f6444..ab8d1502a7c 100644 --- a/doc/src/sgml/ref/alter_system.sgml +++ b/doc/src/sgml/ref/alter_system.sgml @@ -21,7 +21,7 @@ PostgreSQL documentation <refsynopsisdiv> <synopsis> -ALTER SYSTEM SET <replaceable class="parameter">configuration_parameter</replaceable> { TO | = } { <replaceable class="parameter">value</replaceable> | '<replaceable class="parameter">value</replaceable>' | DEFAULT } +ALTER SYSTEM SET <replaceable class="parameter">configuration_parameter</replaceable> { TO | = } { <replaceable class="parameter">value</replaceable> [, ...] | DEFAULT } ALTER SYSTEM RESET <replaceable class="parameter">configuration_parameter</replaceable> ALTER SYSTEM RESET ALL @@ -82,9 +82,17 @@ ALTER SYSTEM RESET ALL New value of the parameter. Values can be specified as string constants, identifiers, numbers, or comma-separated lists of these, as appropriate for the particular parameter. + Values that are neither numbers nor valid identifiers must be quoted. <literal>DEFAULT</literal> can be written to specify removing the parameter and its value from <filename>postgresql.auto.conf</filename>. </para> + + <para> + For some list-accepting parameters, quoted values will produce + double-quoted output to preserve whitespace and commas; for others, + double-quotes must be used inside single-quoted strings to get + this effect. + </para> </listitem> </varlistentry> </variablelist> |