linliu-code commented on code in PR #9819:
URL: https://github.com/apache/hudi/pull/9819#discussion_r1354283042
##########
hudi-common/src/main/java/org/apache/hudi/common/table/log/HoodieMergedLogRecordReader.java:
##########
@@ -230,6 +242,34 @@ public void processNextRecord(T record, Map<String,
Object> metadata) throws IOE
}
}
+ @Override
+ public void processNextRecordWithPosition(T record,
+ Map<String, Object> metadata,
+ int sequenceNo,
+ List<Integer> positions) throws
IOException {
+ String key = (String)
metadata.get(HoodieReaderContext.INTERNAL_META_RECORD_KEY);
+ int position = positions.get(sequenceNo);
+ // No position information is found for this record.
+ if (position < 0) {
+ throw new IOException("No position information is found for the record "
+ key);
+ }
+
+ Pair<Option<T>, Map<String, Object>> existingRecordMetadataPair =
positionToRecords.get(position);
+ if (existingRecordMetadataPair != null) {
+ HoodieRecord<T> combinedRecord = (HoodieRecord<T>) recordMerger.merge(
+ readerContext.constructHoodieRecord(Option.of(record), metadata,
readerSchema),
+ readerSchema,
+
readerContext.constructHoodieRecord(existingRecordMetadataPair.getLeft(),
existingRecordMetadataPair.getRight(), readerSchema),
+ readerSchema,
+ this.getPayloadProps()).get().getLeft();
Review Comment:
We don't need to worry about this now since we assume this should be taken
care of by the merger implementation.
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