0002-doc-note.patch

From 4800030f022c355a7a2de234780e0fbf09b12549 Mon Sep 17 00:00:00 2001
From: houzj <houzj.fnst@fujitsu.com>
Date: Fri, 21 May 2021 10:42:12 +0800
Subject: [PATCH] doc note

---
 doc/src/sgml/postgres-fdw.sgml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/src/sgml/postgres-fdw.sgml b/doc/src/sgml/postgres-fdw.sgml
index fb87372..b7bcfb0 100644
--- a/doc/src/sgml/postgres-fdw.sgml
+++ b/doc/src/sgml/postgres-fdw.sgml
@@ -369,7 +369,9 @@ OPTIONS (ADD password_required 'false');
        This option specifies the number of rows <filename>postgres_fdw</filename>
        should insert in each insert operation. It can be specified for a
        foreign table or a foreign server. The option specified on a table
-       overrides an option specified for the server.
+       overrides an option specified for the server. Note if the batch size
+       exceed the protocol limit (number of columns * batch_size > 65535),
+       then the actual batch size will be less than the specified batch_size.
        The default is <literal>1</literal>.
       </para>
      </listitem>
-- 
2.7.2.windows.1