comunicate containers using DNS name

commands.txt

# EXAMPLE > DEFAULT BRIDGE NETWORK

START MYSQL WITH CUSTOM ROOT PASSWORD
docker run -e MYSQL_ROOT_PASSWORD=hotch mysql

START MYSQL CLIENT
docker exec -it <CONTAINER_ID> bash

GET MYSQL ROOT PASSWORD
docker exec <CONTAINER_ID> env

START PHPMYADMIN WITH PMA_HOST VARIABLE (over IP address)
docker run \
	--name myadmin \
	-d \
	-e PMA_HOST=172.17.0.2 \
	-p 8080:80 \
	phpmyadmin

# EXAMPLE > CUSTOM BRIDGE NETWORK

CREATE CUSTOM BRIDGE NETWORK
docker network create mysql

START MYSQL SERVER WITH CUSTOM ROOT PASSWORD
docker run \
	--network mysql \
	-e MYSQL_ROOT_PASSWORD=hotch \
	--name mysql \
	-d \
	mysql

START PHPMYADMIN WITH PMA_HOST VARIABLE (over DNS name - name of the container)
docker run \
	--network mysql \
	-p 8000:80 \
	-e PMA_HOST=mysql\
	-d \
	phpmyadmin