李雅勇技术专栏

主要是参考：http://www.admin10000.com/Document/140.html x:/>rails new work --database mysql 错误信息如下： extconf failed, exit code 1 Gem files will remain installed in D:/BillFiles/rails_dev/Ruby193/

rails new tickets --database mysql cd tickets 修改项目目录/config/database.yml rake db:create rails generate scaffold ticket name:string seat_id_seq:string address:text price_paid:decima