Change copyright year of docs to 2020

diff --git a/doc/hint_list-ja.html b/doc/hint_list-ja.html
index 548533b..d349af2 100755 (executable)
--- a/doc/hint_list-ja.html
+++ b/doc/hint_list-ja.html
@@ -108,6 +108,6 @@ PostgreSQL 9.2以降で動作します。</td></tr>
   <a href="hint_list-ja.html">Appendix A. ヒント句一覧</a>
 </div>
 
-<p class="footer">Copyright (c) 2012-2019, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
+<p class="footer">Copyright (c) 2012-2020, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
 </body>
 </html>

diff --git a/doc/hint_list.html b/doc/hint_list.html
index 19cf411..a4d411e 100755 (executable)
--- a/doc/hint_list.html
+++ b/doc/hint_list.html
@@ -90,6 +90,6 @@
   <a href="hint_list.html">Appendix A. hints list</a>
 </div>
 
-<p class="footer">Copyright (c) 2012-2019, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
+<p class="footer">Copyright (c) 2012-2020, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
 </body>
 </html>

diff --git a/doc/pg_hint_plan-ja.html b/doc/pg_hint_plan-ja.html
index 239574a..0a0535b 100755 (executable)
--- a/doc/pg_hint_plan-ja.html
+++ b/doc/pg_hint_plan-ja.html
@@ -695,6 +695,6 @@ pg_hint_plan11 1.3 は PostgreSQL 11 のみをサポートします。
   <a href="pg_hint_plan-ja.html">pg_hint_plan</a>
 </div>
 
-<p class="footer">Copyright (c) 2012-2019, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
+<p class="footer">Copyright (c) 2012-2020, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
 </body>
 </html>

diff --git a/doc/pg_hint_plan.html b/doc/pg_hint_plan.html
index 5d41fcd..4d2b297 100755 (executable)
--- a/doc/pg_hint_plan.html
+++ b/doc/pg_hint_plan.html
@@ -503,6 +503,6 @@ pg_hint_plan11 1.3 requires PostgreSQL 11.
   <a href="pg_hint_plan.html">pg_hint_plan</a>
 </div>
 
-<p class="footer">Copyright (c) 2012-2019, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
+<p class="footer">Copyright (c) 2012-2020, NIPPON TELEGRAPH AND TELEPHONE CORPORATION</p>
 </body>
 </html>