Jackie-Jiang commented on code in PR #11453:
URL: https://github.com/apache/pinot/pull/11453#discussion_r1309330635
##########
pinot-common/src/main/java/org/apache/pinot/common/datablock/DataBlockUtils.java:
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@@ -275,43 +264,91 @@ private static Object[] extractRowFromDataBlock(DataBlock
dataBlock, int rowId,
* TODO: Add support for COLUMNAR format.
* @return int array of values in the column
*/
- public static int[] extractIntValuesForColumn(DataBlock dataBlock, int
columnIndex) {
+ public static int[] extractIntValuesForColumn(DataBlock dataBlock, int
colId) {
DataSchema dataSchema = dataBlock.getDataSchema();
- DataSchema.ColumnDataType[] columnDataTypes =
dataSchema.getColumnDataTypes();
-
- // Get null bitmap for the column.
- RoaringBitmap nullBitmap = extractNullBitmaps(dataBlock)[columnIndex];
+ ColumnDataType storedType =
dataSchema.getColumnDataType(colId).getStoredType();
+ RoaringBitmap nullBitmap = dataBlock.getNullRowIds(colId);
int numRows = dataBlock.getNumberOfRows();
-
- int[] rows = new int[numRows];
- for (int rowId = 0; rowId < numRows; rowId++) {
- if (nullBitmap != null && nullBitmap.contains(rowId)) {
- continue;
+ int[] values = new int[numRows];
+ if (nullBitmap == null) {
+ switch (storedType) {
+ case INT:
+ for (int rowId = 0; rowId < numRows; rowId++) {
+ values[rowId] = dataBlock.getInt(rowId, colId);
Review Comment:
All the loops are different (all combination of source type and dest type),
and I guess the first thing JIT would do is to inline the method if we extract
it out. We may revisit this in a separate thread
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