Associate a user to his playlists

db/migrate/20110830110346_add_user_id_to_playlists.rb

@@ -0,0 +1,9 @@
+class AddUserIdToPlaylists < ActiveRecord::Migration
+  def self.up
+    add_column :playlists, :user_id, :integer
+  end
+
+  def self.down
+    remove_column :playlists, :user_id
+  end
+end

db/schema.rb

@@ -10,12 +10,13 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110809130610) do
+ActiveRecord::Schema.define(:version => 20110830110346) do
 
   create_table "playlists", :force => true do |t|
     t.string   "name"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.integer  "user_id"
   end
 
   create_table "sessions", :force => true do |t|
@@ -40,6 +41,7 @@ ActiveRecord::Schema.define(:version => 20110809130610) do
     t.string   "email"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "bcrypt_password"
     t.string   "password_hash"
   end