Mysql Docker Container Command

Hello,

in my docker-compose file I have the following:

  db:
     image: mysql
     command: mysqld --character-set-server=utf8 --collation-server=utf8_unicode_ci --init-connect='SET NAMES UTF8;' --innodb-flush-log-at-trx-commit=0
     container_name: nemesis-db
     environment:
      - MYSQL_ROOT_PASSWORD=admin
      - MYSQL_DATABASE=samplestore
      - MYSQL_USER=XXXX
      - MYSQL_PASSWORD=XXXX