LakshSingla commented on code in PR #16119:
URL: https://github.com/apache/druid/pull/16119#discussion_r1531740540
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extensions-core/multi-stage-query/src/main/java/org/apache/druid/msq/statistics/ClusterByStatisticsCollectorImpl.java:
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@@ -443,7 +449,9 @@ void downSample()
bucketHolder.keyCollector.downSample();
newTotalRetainedBytes += bucketHolder.updateRetainedBytes();
- if (i == sortedHolders.size() - 1 || sortedHolders.get(i +
1).rhs.retainedBytes > bucketHolder.retainedBytes ||
bucketHolder.keyCollector.estimatedRetainedKeys() <= 1) {
+ if ((bucketHolder.keyCollector.estimatedRetainedKeys() <= 1) ||
Review Comment:
Can you add the reasoning for the if..else here?
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