Remove username from users table

db/migrate/20130222120002_remove_user_username.rb

@@ -0,0 +1,9 @@
+class RemoveUserUsername < ActiveRecord::Migration
+  def up
+    remove_column :users, :username
+  end
+
+  def down
+    add_column :users, :username, :string, :null => false
+  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 => 20130222112030) do
+ActiveRecord::Schema.define(:version => 20130222120002) do
 
   create_table "feeds", :force => true do |t|
     t.string   "title"
@@ -40,7 +40,6 @@ ActiveRecord::Schema.define(:version => 20130222112030) do
   end
 
   create_table "users", :force => true do |t|
-    t.string   "username",         :null => false
     t.string   "email"
     t.string   "crypted_password"
     t.string   "salt"