Merge pull request #19 from kenhys/add-note-about-ddl

Add note about ddl Patch by Kentaro Hayashi. Thanks!!!
groonga · Apr 26, 2017 · fd84dbc · fd84dbc
2 parents 6e47d34 + da6c9dd
commit fd84dbc
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diff --git a/doc/po/ja.po b/doc/po/ja.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: fluent-plugin-groonga 1.0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"PO-Revision-Date: 2017-04-24 19:00+0900\n"
+"PO-Revision-Date: 2017-04-26 17:00+0900\n"
 "Last-Translator: Kouhei Sutou <kou@clear-code.com>\n"
 "Language-Team: Japanese\n"
 "Language: ja\n"
@@ -353,14 +353,24 @@ msgid ""
 "  * `workers`: It specifies the number of workers. The point of view\n"
 "    in performance, the recommended value is greater than 1 to process\n"
 "    requests in parallel."
-msgstr "  * `workers`: ワーカーの数を指定します。パフォーマンスの観点では、リクエストを並行処理するために1より大きな値を設定することをおすすめします。"
+msgstr ""
+"  * `workers`: ワーカーの数を指定します。パフォーマンスの観点では、リクエストを並行処理するために1より大きな値を設定することをおすすめします"
+"。"
 
 msgid "    * recommended value: greater than 1."
 msgstr "    * 推奨値: 1より大きい値"
 
 msgid "    * default: `1`"
 msgstr "    * デフォルト：`1`"
 
+msgid ""
+"Note that there is one exception about the number of recommended\n"
+"workers.  Users should use `1` worker if command contains DDL (\n"
+"`table_create` and `column_create` and so on) because\n"
+"execution order of these command may be swapped. In such a case,\n"
+"replication will fail."
+msgstr "ワーカーの推奨値には1つ例外があります。コマンドがDDL ( `table_create` や `column_create` など)を含んでいる場合です。その場合にはワーカーの数は `1` でなければなりません。コマンドの実行順序が入れ替わる可能性があるので、その場合にはレプリケーションが失敗します。"
+
 msgid "Here are available parameters in `source` directive:"
 msgstr "`source` ディレクティブで利用可能なパラメータは以下の通りです:"
 

diff --git a/doc/text/configuration.md b/doc/text/configuration.md
@@ -21,6 +21,12 @@ Here is recommended parameter in `system` directive:
 
     * default: `1`
 
+Note that there is one exception about the number of recommended
+workers.  Users should use `1` worker if command contains DDL (
+`table_create` and `column_create` and so on) because
+execution order of these command may be swapped. In such a case,
+replication will fail.
+
 Here are available parameters in `source` directive:
 
   * `protocol`: It specifies protocol for receiving Groonga commands.