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-rw-r--r--doc/src/sgml/ref/postgres-ref.sgml14
1 files changed, 14 insertions, 0 deletions
diff --git a/doc/src/sgml/ref/postgres-ref.sgml b/doc/src/sgml/ref/postgres-ref.sgml
index b16bbdfa4b3..3807f4090a8 100644
--- a/doc/src/sgml/ref/postgres-ref.sgml
+++ b/doc/src/sgml/ref/postgres-ref.sgml
@@ -141,6 +141,20 @@ PostgreSQL documentation
</varlistentry>
<varlistentry>
+ <term><option>-C <replaceable>name</replaceable></option></term>
+ <listitem>
+ <para>
+ Returns the value of a named run-time parameter, and exits.
+ (See the <option>-c</> option above for details.) This can
+ be used on a running server, and returns values from
+ <filename>postgresql.conf</>, modified by any parameters
+ supplied in this invocation. It does not reflect parameters
+ supplied when the cluster was started.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
<term><option>-d <replaceable>debug-level</replaceable></option></term>
<listitem>
<para>