19. 50-server.cnf 파일을 열어 character-set을 모두 utf8로 변경합니다.

root@controller:/etc/mysql/mariadb.conf.d# vi 50-server.cnf
…
#

* Character sets

#

MySQL/MariaDB default is Latin1, but in Debian we rather default to the full

utf8 4-byte character set. See also client.cnf

# character-set-server = utf8 collation-server = utf8_general_ci …