mysql ‘access denied for user …’ 오류 해결

Mysql “Access denied for user ‘root’@’localhost’” 오류 해결하기

• root의 권한을 수정하여 해결

$ sudo mysql -u root
$ use mysql;
$ grant all on *.* to ‘root’@‘localhost’ identified by ‘root’ with grant option;
$ flush privileges;
$ exit;