jon-wei commented on a change in pull request #8273: Fix DeterminePartitionsJob
reducer when total rows < targetPartitionSize
URL: https://github.com/apache/incubator-druid/pull/8273#discussion_r312301179
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File path:
indexing-hadoop/src/main/java/org/apache/druid/indexer/DeterminePartitionsJob.java
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@@ -691,8 +691,9 @@ protected void innerReduce(Context context, SortableBytes
keyBytes, Iterable<Dim
// One more shard to go
final ShardSpec shardSpec;
- if (currentDimPartition.rows < config.getTargetPartitionSize() *
SHARD_COMBINE_THRESHOLD) {
- // Combine with previous shard
+ if (currentDimPartition.rows < config.getTargetPartitionSize() *
SHARD_COMBINE_THRESHOLD &&
+ currentDimPartitions.partitions.size() > 0) {
Review comment:
weird, GH didn't pick up my latest commit
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