flyrain commented on a change in pull request #3557:
URL: https://github.com/apache/iceberg/pull/3557#discussion_r766000770
##########
File path:
spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/data/vectorized/ColumnarBatchReader.java
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@@ -78,63 +76,13 @@ public final ColumnarBatch read(ColumnarBatch reuse, int
numRowsToRead) {
"Number of rows in the vector %s didn't match expected %s ",
numRowsInVector,
numRowsToRead);
- if (rowIdMapping == null) {
- arrowColumnVectors[i] =
IcebergArrowColumnVector.forHolder(vectorHolders[i], numRowsInVector);
- } else {
- int[] rowIdMap = rowIdMapping.first();
- Integer numRows = rowIdMapping.second();
- arrowColumnVectors[i] =
ColumnVectorWithFilter.forHolder(vectorHolders[i], rowIdMap, numRows);
- }
+ arrowColumnVectors[i] = batch.hasDeletes() ?
Review comment:
I experimented that way. It turned out almost nothing left in the class
`ColumnBatchReader`. So I asked myself why I should have another class.
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