Ruby 连接到 MySQL 并执行SQL查询
require 'mysql' m = Mysql.new("localhost","ruby","secret","maillist") r = m.query("SELECT * FROM people ORDER BY name") r.each_hash do |f| print "#{f['name']} - #{f['email']}" end
require 'mysql' m = Mysql.new("localhost","ruby","secret","maillist") r = m.query("SELECT * FROM people ORDER BY name") r.each_hash do |f| print "#{f['name']} - #{f['email']}" end