한글 깨짐 현상을 막기 위해 conf.d 설정이 필요하다.
[Client]
default-character-set=utf8mb4
[mysql]
default-character-set=utf8mb4
[mysqld]
character-set-server=utf8mb4
collation-server=utf8mb4_unicode_ci
skip-character-set-client-handshake
[mysqldump]
default-character-set=utf8mb4