database.yml
development:
adapter: mysql2
host: 127.0.0.1
database: blog_db
pool: 5
username: root
password: root
socket: /tmp/mysql.sock
本地已经安装了 mysql 数据库
rails server
提示
ActiveRecord::ConnectionNotEstablished
我也尝试过
gem install mysql
bundle install
但是都不行,求高人指点