先安装ruby对mysql的支持库，gem install mysql
require 'rubygems'require 'mysql'db = Mysql.connect('localhost','root','','book')db.query("insert into bookinfos (bookname,type) values('soft','2')");begin query = db.query('select * from bookinfos') puts "There were #{query.num_rows} rows returned" query.each_hash do |h| puts h.inspect endrescue puts db.errno puts db.errorend
当我要取的时候，你淘气的躲开了，
