JkSelf commented on a change in pull request #26434: [SPARK-29544] [SQL]
optimize skewed partition based on data size
URL: https://github.com/apache/spark/pull/26434#discussion_r358626105
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/ReduceNumShufflePartitionsSuite.scala
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@@ -59,8 +59,9 @@ class ReduceNumShufflePartitionsSuite extends SparkFunSuite
with BeforeAndAfterA
case (bytesByPartitionId, index) =>
new MapOutputStatistics(index, bytesByPartitionId)
}
+ val length = mapOutputStatistics.map(_.bytesByPartitionId.length).head
val estimatedPartitionStartIndices =
- rule.estimatePartitionStartIndices(mapOutputStatistics)
+ rule.estimatePartitionStartAndEndIndices(mapOutputStatistics).unzip._1
Review comment:
Do you mean we need check there is excluded partitions? Current the check is
already no excluded partitions.
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