Execution steps:

ensure to pull clickhouse docker image
> docker-compose up -d
identify the custom networks created.
> docker network ls
inspect the keeper network and verify whether all the containers are connected to it
> docker network inspect {{dds_proj_clickhouse-keeper-network}}
if all the containers are not connected
> docker-compose restart
To execute queries
> docker exec -it clickhouse-server1 clickhouse-client
> docker exec -it clickhouse-server2 clickhouse-client