phpMyAdminでデザイナ機能を有効にしER図を自動生成する方法

$ cd /var/www/html/phpmyadmin  # phpMyAdminを入れたディレクトリ
$ cp -p config.inc.php config.inc.php.org
$ cat config.inc.php.org | perl -lne 'if(/designer_coords/){s/^\/\/\s+//;}print' > config.inc.php
$ diff config.inc.php.org config.inc.php
58c58
< // $cfg['Servers'][$i]['designer_coords'] = 'pma_designer_coords';
---
> $cfg['Servers'][$i]['designer_coords'] = 'pma_designer_coords';