danny0405 commented on code in PR #13115:
URL: https://github.com/apache/hudi/pull/13115#discussion_r2036435707
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hudi-common/src/main/java/org/apache/hudi/common/table/read/FileGroupRecordBuffer.java:
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@@ -275,43 +274,47 @@ protected Option<Pair<Option<T>, Map<String, Object>>>
doProcessNextDataRecord(T
} else {
switch (recordMergeMode) {
case COMMIT_TIME_ORDERING:
- return Option.empty();
+ return Option.of(Pair.of(Option.ofNullable(record), metadata));
case EVENT_TIME_ORDERING:
- Comparable existingOrderingValue = readerContext.getOrderingValue(
- existingRecordMetadataPair.getLeft(),
existingRecordMetadataPair.getRight(),
- readerSchema, orderingFieldName);
- if
(isDeleteRecordWithNaturalOrder(existingRecordMetadataPair.getLeft(),
existingOrderingValue)) {
- return Option.empty();
- }
- Comparable incomingOrderingValue = readerContext.getOrderingValue(
- Option.of(record), metadata, readerSchema, orderingFieldName);
- if (incomingOrderingValue.compareTo(existingOrderingValue) > 0) {
+ if (shouldKeepNewerRecord(existingRecordMetadataPair.getLeft(),
existingRecordMetadataPair.getRight(), Option.ofNullable(record), metadata)) {
return Option.of(Pair.of(Option.of(record), metadata));
}
return Option.empty();
Review Comment:
yes, the incomg record is never empty for data block.
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