protected function fetchData()
    {
        if ($this->_dataReader === null) {
            $this->_dataReader = $this->query->createCommand($this->db)->query();
        }

        $rows = [];
        $count = 0;
        while ($count++ < $this->batchSize && ($row = $this->_dataReader->read())) {
            $rows[] = $row;
        }

        return $this->query->populate($rows);
    }
protected function fetchData()
    {
        if ($this->_dataReader === null) {
            $this->_dataReader = $this->query->createCommand($this->db)->query();
        }

        $rows = [];
        $count = 0;
        while ($count++ < $this->batchSize && ($row = $this->_dataReader->read())) {
            $rows[] = $row;
        }

        return $this->query->populate($rows);
    }
protected function fetchData ( ) { if ( $ this -> _dataReader === null ) { $ this -> _dataReader = $ this -> query -> createCommand ( $ this -> db ) -> query ( ) ; } $ rows = [ ] ; $ count = 0 ; while ( $ count ++ < $ this -> batchSize && ( $ row = $ this -> _dataReader -> read ( ) ) ) { $ rows [ ] = $ row ; } return $ this -> query -> populate ( $ rows ) ; }
Fetches the next batch of data.
@return array the data fetched
Fetches the next batch of data .