loonflow/docker_compose_deploy/loonflow-mysql/conf/my.cnf

[mysqld]
user=mysql
default-storage-engine=INNODB
character-set-server=utf8mb4
character-set-client-handshake=FALSE
collation-server=utf8mb4_unicode_520_ci
init_connect='SET NAMES utf8mb4'
[client]
default-character-set=utf8mb4
[mysql]
default-character-set=utf8mb4