Ruby and Mongoid

mg.rb

require 'mongoid'

Mongoid.load!("mongoid.yml", environment = "development")

class Artist
    include Mongoid::Document
      field :name, type: String
        embeds_many :instruments
end

class Instrument
    include Mongoid::Document
      field :name, type: String
        embedded_in :artist
end

syd = Artist.where(name: "Logsie").first
#syd = Artist.create(name: 'Logsie')

syd.instruments.create(name: "Drum")

#syd.with(database: "bands", session: "backup").save!

mongoid.yml

 development:
   sessions:
     default:
      database: test_dev
      hosts:
        - localhost:27017
      options:
        #read: strong