毎回ぐぐってるのでメモ。
my.cnfに以下の設定をして再起動
[mysql]
default-character-set=utf8
[mysqld]
default-character-set=utf8
character_set_server=utf8
skip-character-set-client-handshake
以下のようになっていればおｋ。
mysql> show variables like "char%";
+--------------------------+----------------------------+
| Variable_name | Value |
+--------------------------+----------------------------+
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
+--------------------------+----------------------------+
8 rows in set (0.00 sec)