linliu-code commented on code in PR #12122:
URL: https://github.com/apache/hudi/pull/12122#discussion_r1807195567
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hudi-client/hudi-client-common/src/main/java/org/apache/hudi/io/HoodieMergedReadHandle.java:
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@@ -166,6 +167,12 @@ private List<HoodieRecord<T>>
doMergedRead(Option<HoodieFileReader> baseFileRead
String key = record.getRecordKey();
if (deltaRecordMap.containsKey(key)) {
deltaRecordKeys.remove(key);
+ // When internal operation exists, it means there are at least one
delete in between.
+ // Therefore, no need to merge with the base record.
Review Comment:
The record from log record reader may not be a delete record. So its
operation may not be `Delete` operation.
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