From 8956231576f082bd6e75f6c2f1c2a250b919176f Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Sun, 7 Aug 2011 22:15:38 +0300
Subject: [PATCH] Add "Compatibility" section to ALTER EXTENSION reference page

Almost all other pages have one; this one must have been forgotten.
---
 doc/src/sgml/ref/alter_extension.sgml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/doc/src/sgml/ref/alter_extension.sgml b/doc/src/sgml/ref/alter_extension.sgml
index 5341f53d06..cbe5043fef 100644
--- a/doc/src/sgml/ref/alter_extension.sgml
+++ b/doc/src/sgml/ref/alter_extension.sgml
@@ -291,6 +291,15 @@ ALTER EXTENSION hstore ADD FUNCTION populate_record(anyelement, hstore);
 </programlisting></para>
  </refsect1>
 
+ <refsect1>
+  <title>Compatibility</title>
+
+  <para>
+   <command>ALTER EXTENSION</command> is a <productname>PostgreSQL</>
+   extension.
+  </para>
+ </refsect1>
+
  <refsect1 id="SQL-ALTEREXTENSION-see-also">
   <title>See Also</title>
 
-- 
2.40.0