MYSQL/ ユーザ 確認 削除

select * from mysql.user;

show grants for root@'127.0.0.1';
drop user root@'127.0.0.1';

show grants for ''@localhost;
drop user ''@localhost;


// Thanks.
ユーザ権限の確認・追加
http://qiita.com/pinohara/items/481c95dc4c8c2568bf8d