class ChangeRepositoriesToFullSti < ActiveRecord::Migration def up Repository.connection.select_rows("SELECT id, type FROM #{Repository.table_name}").each do |repository_id, repository_type| unless repository_type =~ /^Repository::/ Repository.update_all ["type = ?", "Repository::#{repository_type}"], ["id = ?", repository_id] end end end def down Repository.connection.select_rows("SELECT id, type FROM #{Repository.table_name}").each do |repository_id, repository_type| if repository_type =~ /^Repository::(.+)$/ Repository.update_all ["type = ?", $1], ["id = ?", repository_id] end end end end