amogh-jahagirdar commented on code in PR #12736:
URL: https://github.com/apache/iceberg/pull/12736#discussion_r2040528348
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spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/data/SparkParquetWriters.java:
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@@ -557,14 +559,39 @@ public Map.Entry<K, V> next() {
private static class InternalRowWriter extends
ParquetValueWriters.StructWriter<InternalRow> {
private final DataType[] types;
+ private final Integer[] rowLineageAttributeIndices = {null, null};
private InternalRowWriter(List<ParquetValueWriter<?>> writers,
List<DataType> types) {
super(writers);
+ int writerIndex = 0;
+ for (ParquetValueWriter<?> writer : writers) {
+ if (writer.columns().size() == 1 && writer.columns().get(0) instanceof
ColumnWriter) {
+ ColumnWriter<?> columnWriter = (ColumnWriter<?>)
writer.columns().get(0);
+ if (columnWriter.desc().getPrimitiveType().getId().intValue()
+ == MetadataColumns.ROW_ID.fieldId()) {
+ rowLineageAttributeIndices[0] = writerIndex;
+ }
+ if (columnWriter.desc().getPrimitiveType().getId().intValue()
+ == MetadataColumns.LAST_UPDATED_SEQUENCE_NUMBER.fieldId()) {
+ rowLineageAttributeIndices[1] = writerIndex;
+ }
+ writerIndex++;
Review Comment:
Not needed, I was trying something.....
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