class CreateMessages < ActiveRecord::Migration def self.up create_table :messages ,:id => false do |t| t.integer :folder_id t.integer :user_id t.string :msg_id t.string :from t.string :to t.string :subject t.string :content_type t.integer :uid t.integer :size t.boolean :unread t.datetime :date t.timestamps end end def self.down drop_table :messages end end