From 7576ec632fb9b83ee5de8bb25f60bdc6ad28a3c7 Mon Sep 17 00:00:00 2001
From: Bo Peng <pengbo@sraoss.co.jp>
Date: Fri, 10 Aug 2018 14:02:21 +0900
Subject: [PATCH] Add some comments about performance to
 "black_query_pattern_list" docs.

---
 doc.ja/src/sgml/loadbalance.sgml | 7 ++++++-
 doc/src/sgml/loadbalance.sgml    | 4 +++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/doc.ja/src/sgml/loadbalance.sgml b/doc.ja/src/sgml/loadbalance.sgml
index 1b537f632..0a23a5295 100644
--- a/doc.ja/src/sgml/loadbalance.sgml
+++ b/doc.ja/src/sgml/loadbalance.sgml
@@ -832,7 +832,12 @@ black_query_pattern_list = 'SELECT \* FROM table_name1\;;SELECT col1, col2 FROM
 <xref linkend="guc-white-function-list">の設定が無視され、プライマリノードのみに送信されます。
           </para>
         </note>
-
+        <para>
+<!--
+        Depending on SQL pattern, performance may be 1-2% lower than turning off this feature.
+-->
+SQL のパターンにもよりますが、この機能を使用する場合、パフォーマンスが 1-2％ 低下する可能性があります。
+        </para>
         <para>
 <!--
           This parameter can be changed by reloading the <productname>Pgpool-II</> configurations.
diff --git a/doc/src/sgml/loadbalance.sgml b/doc/src/sgml/loadbalance.sgml
index fb45aa265..0708c1a72 100644
--- a/doc/src/sgml/loadbalance.sgml
+++ b/doc/src/sgml/loadbalance.sgml
@@ -641,7 +641,9 @@ black_query_pattern_list = 'SELECT \* FROM table_name1\;;SELECT col1, col2 FROM
             setting is ignored and the SQL should be sent only to the primary node.
           </para>
         </note>
-
+        <para>
+          Depending on the SQL patterns, performance might be 1-2% lower when using this feature.
+        </para>
         <para>
           This parameter can be changed by reloading the <productname>Pgpool-II</> configurations.
         </para>
-- 
2.39.5