MongoDB

Start MongoDB server on system startup,

sudo systemctl enable mongod.service

Connect to database,

mongosh --port 27017

Create a new user with admin right,

use admin
db.createUser(
  {
    user: "pyclient",
    pwd: passwordPrompt(),
    roles: [
      { role: "userAdminAnyDatabase", db: "admin" },
      { role: "readWriteAnyDatabase", db: "admin" }
    ]
  }
)

Show collections,

show collections
show tables