linliu-code commented on code in PR #13498:
URL: https://github.com/apache/hudi/pull/13498#discussion_r2198233842
##########
hudi-common/src/main/java/org/apache/hudi/common/table/read/BufferedRecordMergerFactory.java:
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@@ -98,12 +122,28 @@ public Pair<Boolean, T> finalMerge(BufferedRecord<T>
olderRecord, BufferedRecord
* based on {@code EVENT_TIME_ORDERING} merge mode.
*/
private static class EventTimeBufferedRecordMerger<T> implements
BufferedRecordMerger<T> {
+ private final PartialUpdateStrategy<T> partialUpdateStrategy;
+ private final Schema readerSchema;
+
+ public EventTimeBufferedRecordMerger(HoodieReaderContext<T> readerContext,
+ PartialUpdateMode partialUpdateMode,
+ TypedProperties props,
+ Schema readerSchema) {
+ this.partialUpdateStrategy = new PartialUpdateStrategy<>(readerContext,
partialUpdateMode, props);
+ this.readerSchema = readerSchema;
+ }
+
@Override
public Option<BufferedRecord<T>> deltaMerge(BufferedRecord<T> newRecord,
BufferedRecord<T> existingRecord) {
if (existingRecord == null || shouldKeepNewerRecord(existingRecord,
newRecord)) {
+ newRecord = partialUpdateStrategy.reconcileFieldsWithOldRecord(
+ newRecord, existingRecord, readerSchema, readerSchema, false);
return Option.of(newRecord);
+ } else {
+ existingRecord = partialUpdateStrategy.reconcileFieldsWithOldRecord(
Review Comment:
Done.
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