rails 3.2 使用 mysql
rails 3.2 使用 mysql1,需要下载 mysql c 连接库
http://dev.mysql.com/downloads/connector/c/
mysql-connector-c-noinstall-6.0.2-win32.zip
2,安装ruby 客户端 gem install mysql2
3,创建项目 rails new test -d mysql
如果使用自己本机的mysql/lib 中的库会产生如下问题
C:/RailsInstaller/Ruby1.9.3/lib/ruby/gems/1.9.1/gems/mysql2-0.3.11-x86-mingw32/l
ib/mysql2/mysql2.rb:2:in `require': Incorrect MySQL client library version! This
gem was compiled for 6.0.0 but the client library is 5.5.20. (RuntimeError)