GRANT ALL PRIVILEGES ON 데이터베이스.테이블 TO 계정@'호스트' IDENTIFIED BY '비밀번호';
SHOW GRANTS FOR 계정@'호스트';
REVOKE ALL PRIVILEGES ON 데이터베이스.* FROM 계정@'호스트';
DROP USER 계정@'호스트';
http://yjyoon88.tistory.com/33 http://blog.pincoin.co.kr/2012/12/20/mysql-%EC%82%AC%EC%9A%A9%EC%9E%90-%EA%B4%80%EB%A6%AC-%EB%AA%85%EB%A0%B9%EC%96%B4/