commit 4a789bb5d5f9b9cd87a5d9b3569e13c2ebc95f0d
Author: Ian Barwick <barwick@gmail.com>
Date:   Wed Jun 7 08:12:57 2023 +0900

    doc: note AttributeRelationId for FDW validator function

diff --git a/doc/src/sgml/fdwhandler.sgml b/doc/src/sgml/fdwhandler.sgml
index ac1717bc3c..d33f5c4fc8 100644
--- a/doc/src/sgml/fdwhandler.sgml
+++ b/doc/src/sgml/fdwhandler.sgml
@@ -73,7 +73,8 @@
      <literal>ForeignDataWrapperRelationId</literal>,
      <literal>ForeignServerRelationId</literal>,
      <literal>UserMappingRelationId</literal>,
-     or <literal>ForeignTableRelationId</literal>).
+     <literal>ForeignTableRelationId</literal>,
+     or <literal>AttributeRelationId</literal>).
      If no validator function is supplied, options are not checked at object
      creation time or object alteration time.
     </para>