1 files changed, 11 insertions, 0 deletions
diff --git a/doc/src/sgml/hstore.sgml b/doc/src/sgml/hstore.sgml
index 94ccd1201e1..64c2477fffc 100644
--- a/doc/src/sgml/hstore.sgml
+++ b/doc/src/sgml/hstore.sgml
@@ -15,6 +15,12 @@
   simply text strings.
  </para>
 
+ <para>
+  This module is considered <quote>trusted</quote>, that is, it can be
+  installed by non-superusers who have <literal>CREATE</literal> privilege
+  on the current database.
+ </para>
+
  <sect2>
   <title><type>hstore</type> External Representation</title>
 
@@ -633,6 +639,11 @@ ALTER TABLE tablename ALTER hstorecol TYPE hstore USING hstorecol || '';
    convention).  If you use them, <type>hstore</type> values are mapped to
    Python dictionaries.
   </para>
+
+  <para>
+   Of these additional extensions, <literal>hstore_plperl</literal> is
+   considered trusted; the rest are not.
+  </para>
  </sect2>
 
  <sect2>