MB + Last.fm + Discogs = Import!

db/migrate/20110926031740_prepare_to_mixed_import.rb

@@ -0,0 +1,11 @@
+class PrepareToMixedImport < ActiveRecord::Migration
+  def up
+    add_column :track_artists, :name, :string
+    add_column :albums, :master_id, :integer
+  end
+
+  def down
+    remove_column :track_artists, :name
+    remove_column :albums, :master_id
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110926002631) do
+ActiveRecord::Schema.define(:version => 20110926031740) do
 
   create_table "album_formats", :force => true do |t|
     t.integer "album_id"
@@ -49,6 +49,7 @@ ActiveRecord::Schema.define(:version => 20110926002631) do
     t.integer  "has_pic"
     t.integer  "status"
     t.boolean  "master"
+    t.integer  "master_id"
   end
 
   add_index "albums", ["artist_id"], :name => "index_albums_on_artist_id"
@@ -182,6 +183,7 @@ ActiveRecord::Schema.define(:version => 20110926002631) do
     t.integer "artist_id"
     t.boolean "main"
     t.string  "join"
+    t.string  "name"
   end
 
   add_index "track_artists", ["artist_id"], :name => "index_track_artists_on_artist_id"