wblog/app/models/label.rb

class Label < ApplicationRecord
  has_and_belongs_to_many :posts
  validates :name, presence: true
end
Refactor database with pg and foudation6( stage 1 ) 2016-04-20 22:29:29 +08:00			`class Label < ApplicationRecord`
创建博客的功能 2014-03-31 22:13:58 +08:00			`has_and_belongs_to_many :posts`
tag 功能, 优化部分显示 2014-03-31 14:10:54 +08:00			`validates :name, presence: true`
label added, index modified 2014-03-29 23:42:30 +08:00			`end`