ruby and mongo

1.rb

require 'Mongo'
include mongo

conn = MongoClient.new('192.168.1.103')

db = conn['test_database']
coll = db['test_collection']

coll.find.each do |x|
 puts x['_id'].generation_time
end

puts conn.database_names
puts db.collection_names

auth = db.authenticate(username, password)

coll.insert({:name => 'MongoDB', :type => 'database', :count => 1, :info => {:x => 1, :y => 2}})
puts coll.find_one
coll.find.each {|row| puts row.inspect }
coll.find.to_a
coll.find_one({:i => {'$gt' => 50}}, :fields => [:name, :type])
coll.index_information