docker pull registry.alauda.cn/alaudasa/java-mysql-demo
docker pull registry.alauda.cn/alaudasa/java-mysql-demo-database

docker run -d -p 3306:3306 \
    -e MYSQL_ROOT_PASSWORD=<password> \
    registry.alauda.cn/alaudasa/java-mysql-demo-database

docker run -d -p 8080:8080 \
  -e MYSQL_HOST=xxx \
  -e MYSQL_PORT=3306 \
  -e MYSQL_DB=persondb \
  -e MYSQL_USER=root \
  -e MYSQL_PASSWORD=root \
  registry.alauda.cn/alaudasa/java-mysql-demo