cshuo commented on code in PR #13532:
URL: https://github.com/apache/hudi/pull/13532#discussion_r2193860983
##########
hudi-common/src/main/java/org/apache/hudi/common/table/read/BufferedRecordMergerFactory.java:
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@@ -287,9 +283,12 @@ public Option<BufferedRecord<T>>
deltaMergeNonDeleteRecord(BufferedRecord<T> new
if (combinedRecordData != existingRecord.getRecord()) {
Pair<HoodieRecord, Schema> combinedRecordAndSchema =
combinedRecordAndSchemaOpt.get();
return
Option.of(BufferedRecord.forRecordWithContext(combinedRecordData,
combinedRecordAndSchema.getRight(), readerContext, orderingFieldName, false));
+ } else {
+ return Option.empty();
}
}
- return Option.empty();
+ // An empty Option indicates that the output represents a delete.
+ return Option.of(new BufferedRecord<>(newRecord.getRecordKey(),
newRecord.getOrderingValue(), null, null, true));
Review Comment:
Is it correct to use `newRecord.getOrderingValue()`, or should we use
`DEFAULT_ORDERING_VALUE` (0)?
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