--- /dev/null
+class RenameOpenidUrl < ActiveRecord::Migration
+ def change
+ rename_column :users, :openid_url, :auth_uid
+ add_column :users, :auth_provider, :string
+
+ User.where.not(:auth_uid => nil).update_all(:auth_provider => "openid")
+
+ add_index :users, [:auth_provider, :auth_uid], :unique => true, :name => "users_auth_idx"
+ remove_index :users, :column => :auth_uid, :unique => true, :name => "user_openid_url_idx"
+ end
+end