# File lib/arel/engines/sql/relations/compiler.rb, line 57
      def delete_sql
        build_query \
          "DELETE",
          "FROM #{relation.table_sql}",
          ("WHERE #{relation.wheres.collect { |x| x.to_sql }.join(' AND ')}" unless relation.wheres.blank? ),
          (add_limit_on_delete(relation.taken)                        unless relation.taken.blank?  )
      end