class AddGithubUserInfo < ActiveRecord::Migration
  def change
    create_table :github_user_infos do  |t| 
      t.integer :user_id, :null => false
      t.string :screen_name, :null => false
      t.integer :github_user_id, :null => false
      t.timestamps 
    end
    
    add_index :github_user_infos, [:github_user_id], :unique => true
    add_index :github_user_infos, [:user_id], :unique => true
  end
end