# File lib/archivist/base/db.rb, line 24
        def create_archive_table
          if table_exists? && !archive_table_exists?
            cols = self.columns.reject { |column| column.name == primary_key }
            connection.create_table("archived_#{table_name}")
            cols.each do |c|
              connection.add_column("archived_#{table_name}",c.name,c.type)
            end
            connection.add_column("archived_#{table_name}",:deleted_at,:datetime)
            if archive_options[:associate_with_original]
              connection.add_column("archived_#{table_name}","#{self.new.class.to_s.underscore}_id",:integer)
            end
          end
        end