ActiveRecord::Schema.define(:version => 0) do create_table :readers, :primary_key => 'number', :force => true do |t| t.string :name end create_table :emails, :primary_key => 'messageid', :force => true do |t| t.string :subject t.text :content t.datetime :created_at t.datetime :updated_at end create_table :read_marks, :force => true do |t| t.integer :readable_id t.integer :user_id, :null => false t.string :readable_type, :null => false t.datetime :timestamp end add_index :read_marks, [:user_id, :readable_type, :readable_id] end