From 644d85351e6aa364d31d6c5402e4fd6a3e94e91d Mon Sep 17 00:00:00 2001
From: Fujii Masao <fujii@postgresql.org>
Date: Fri, 4 Jul 2014 11:24:59 +0900
Subject: [PATCH] Split out the description of page-level lock as new
 subsection in document.

Michael Banck
---
 doc/src/sgml/mvcc.sgml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/src/sgml/mvcc.sgml b/doc/src/sgml/mvcc.sgml
index 12b7814bfd..0bbbc712a7 100644
--- a/doc/src/sgml/mvcc.sgml
+++ b/doc/src/sgml/mvcc.sgml
@@ -1139,7 +1139,11 @@ ERROR:  could not serialize access due to read/write dependencies among transact
      UPDATE</command> modifies selected rows to mark them locked, and so
      will result in disk writes.
     </para>
+   </sect2>
 
+   <sect2 id="locking-pages">
+    <title>Page-level Locks</title>
+  
     <para>
      In addition to table and row locks, page-level share/exclusive locks are
      used to control read/write access to table pages in the shared buffer