Rails + Mysql データベース作成 ref: http://qiita.com/takuya-i/items/3d6c2d81b31d0b58a3a0

file0.txt

$mysql>create database [データベース名] character set utf8;
$mysql>create user 'ユーザ名'@'localhost' identified by 'パスワード';
$mysql>grant all privileges on [データベース名].* to 'ユーザ名'@'localhost';