Installing dgraph - https://docs.dgraph.io/deploy/

dgraph.sh

# pull the latest Dgraph version with
docker pull dgraph/dgraph

# Run dgraphzero - set <VOLUMEPATH> and <CONTAINERNAME>
# <VOLUMEPATH> can be current working direcotory pwd
# docker run -it -p 5080:5080 -p 6080:6080 -p 8080:8080 -p 9080:9080 -p 8000:8000 -v pwd:/dgraph --name <CONTAINERNAME> dgraph/dgraph dgraph zero
docker run -it -p 5080:5080 -p 6080:6080 -p 8080:8080 -p 9080:9080 -p 8000:8000 -v <VOLUMEPATH>:/dgraph --name <CONTAINERNAME> dgraph/dgraph dgraph zero

# In another terminal, now run dgraph
docker exec -it <CONTAINERNAME> dgraph server --lru_mb 2048 --zero localhost:5080

# Run ratel(Dgraph UI)
docker exec -it <CONTAINERNAME> dgraph-ratel