core/src/main/java/org/apache/carbondata/core/scan/collector/impl/RowIdRawBasedResultCollector.java [74:119]:
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  protected void scanAndFillData(BlockletScannedResult scannedResult, int batchSize,
      List<Object[]> listBasedResult, ProjectionMeasure[] queryMeasures) {
    int numberOfPages = scannedResult.numberOfPages();
    // loop will exit once the batchSize data has been read or the pages have been exhausted
    while (scannedResult.getCurrentPageCounter() < numberOfPages) {
      int currentPageRowCount = scannedResult.getCurrentPageRowCount();
      if (currentPageRowCount == 0) {
        scannedResult.incrementPageCounter();
        continue;
      }
      int rowCounter = scannedResult.getRowCounter();
      // getRowCounter holds total number rows processed. Calculate the
      // Left over space through getRowCounter only.
      int availableRows = currentPageRowCount - rowCounter;
      // rows available in current page that can be processed from current page
      int availableBatchRowCount = Math.min(batchSize, availableRows);
      // this condition will be true if no data left in the current block/blocklet to be scanned
      if (availableBatchRowCount < 1) {
        break;
      }
      if (batchSize > availableRows) {
        batchSize = batchSize - availableRows;
      } else {
        // this is done because in IUD cases actual rows fetch can be less than batch size as
        // some of the rows could have deleted. So in those cases batchSize need to be
        // re initialized with left over value
        batchSize = 0;
      }
      // for every iteration of available rows filling newly created list of Object[] and add it to
      // the final list so there is no mismatch in the counter while filling dimension and
      // measure data
      List<Object[]> collectedData = new ArrayList<>(availableBatchRowCount);
      // fill dimension data
      fillDimensionData(scannedResult, collectedData, queryMeasures, availableBatchRowCount);
      fillMeasureData(scannedResult, collectedData);
      // increment the number of rows scanned in scanned result statistics
      // incrementScannedResultRowCounter(scannedResult, availableBatchRowCount);
      // assign the left over rows to batch size if the number of rows fetched are lesser
      // than batchSize
      if (collectedData.size() < availableBatchRowCount) {
        batchSize += availableBatchRowCount - listBasedResult.size();
      }
      // add the collected data to the final list
      listBasedResult.addAll(collectedData);
    }
  }
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core/src/main/java/org/apache/carbondata/core/scan/collector/impl/RowIdRestructureBasedRawResultCollector.java [46:91]:
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  protected void scanAndFillData(BlockletScannedResult scannedResult, int batchSize,
                               List<Object[]> listBasedResult, ProjectionMeasure[] queryMeasures) {
    int numberOfPages = scannedResult.numberOfPages();
    // loop will exit once the batchSize data has been read or the pages have been exhausted
    while (scannedResult.getCurrentPageCounter() < numberOfPages) {
      int currentPageRowCount = scannedResult.getCurrentPageRowCount();
      if (currentPageRowCount == 0) {
        scannedResult.incrementPageCounter();
        continue;
      }
      int rowCounter = scannedResult.getRowCounter();
      // getRowCounter holds total number rows processed. Calculate the
      // Left over space through getRowCounter only.
      int availableRows = currentPageRowCount - rowCounter;
      // rows available in current page that can be processed from current page
      int availableBatchRowCount = Math.min(batchSize, availableRows);
      // this condition will be true if no data left in the current block/blocklet to be scanned
      if (availableBatchRowCount < 1) {
        break;
      }
      if (batchSize > availableRows) {
        batchSize = batchSize - availableRows;
      } else {
        // this is done because in IUD cases actual rows fetch can be less than batch size as
        // some of the rows could have deleted. So in those cases batchSize need to be
        // re initialized with left over value
        batchSize = 0;
      }
      // for every iteration of available rows filling newly created list of Object[] and add it to
      // the final list so there is no mismatch in the counter while filling dimension and
      // measure data
      List<Object[]> collectedData = new ArrayList<>(availableBatchRowCount);
      // fill dimension data
      fillDimensionData(scannedResult, collectedData, queryMeasures, availableBatchRowCount);
      fillMeasureData(scannedResult, collectedData);
      // increment the number of rows scanned in scanned result statistics
      // incrementScannedResultRowCounter(scannedResult, availableBatchRowCount);
      // assign the left over rows to batch size if the number of rows fetched are lesser
      // than batchSize
      if (collectedData.size() < availableBatchRowCount) {
        batchSize += availableBatchRowCount - listBasedResult.size();
      }
      // add the collected data to the final list
      listBasedResult.addAll(collectedData);
    }
  }
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