update benchmark scripts

benchmark/active_record.rb

@@ -4,9 +4,8 @@ $LOAD_PATH.unshift File.expand_path(File.dirname(__FILE__) + '/../lib')
 require 'rubygems'
 require 'benchmark'
 require 'active_record'
-require 'ruby-debug'
 
-number_of = 1
+number_of = 10
 mysql2_opts = {
   :adapter => 'mysql2',
   :database => 'test'

benchmark/query.rb

@@ -6,9 +6,9 @@ require 'mysql'
 require 'mysql2_ext'
 require 'do_mysql'
 
-number_of = 1
+number_of = 100
 database = 'test'
-sql = "SELECT * FROM mysql2_test"
+sql = "SELECT * FROM mysql2_test LIMIT 100"
 
 Benchmark.bmbm do |x|
   mysql2 = Mysql2::Client.new(:host => "localhost", :username => "root")