in_range_by_key.rb

require 'rubygems'
require 'riak'
require 'json'
require 'benchmark'
require 'pp'

$client = Riak::Client.new :protocol => :pbc


def keys_in_range

  end_time = 1310135095305
  start_time = end_time - 86400000
  puts (start_time..end_time)
  mr = Riak::MapReduce.new($client).
    filter("events") {
    tokenize '-', 2
    string_to_int
    between start_time, end_time
  }.
    map(<<-MAP, :keep => true)
function(v) { return [v.key]; }
    MAP

  results = mr.run
  puts results
end

puts Benchmark.measure { keys_in_range }