code: protected function topString( $limit){
          if(isset($limit) && ($this->notORM->driver == "dblib" || $this->notORM->driver == "mssql" || $this->notORM->driver == "sqlsrv")){
              return " TOP ($this->limit)"; //! offset is not supported
          }
          return "";
      }
docs: @param      $limit
  
  @return string