deemoliu commented on code in PR #12395:
URL: https://github.com/apache/pinot/pull/12395#discussion_r1496151293
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pinot-segment-local/src/main/java/org/apache/pinot/segment/local/upsert/BasePartitionUpsertMetadataManager.java:
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@@ -601,6 +604,46 @@ protected void handleOutOfOrderEvent(Object
currentComparisonValue, Object recor
}
}
+ /**
+ * When we have to process a new segment, if there are comparison value ties
for the same primary-key within the
+ * segment, then for Partial Upsert tables we need to make sure that the
record location map is updated only
+ * for the latest version of the record. This is specifically a concern for
Partial Upsert tables because Realtime
Review Comment:
where the version come from?
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