danny0405 commented on code in PR #13351:
URL: https://github.com/apache/hudi/pull/13351#discussion_r2186253571
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hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/HoodieFileIndex.scala:
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@@ -172,7 +172,11 @@ case class HoodieFileIndex(spark: SparkSession,
* @return list of PartitionDirectory containing partition to base files
mapping
*/
override def listFiles(partitionFilters: Seq[Expression], dataFilters:
Seq[Expression]): Seq[PartitionDirectory] = {
- val prunedPartitionsAndFilteredFileSlices = filterFileSlices(dataFilters,
partitionFilters).map {
+ val prunedPartitionsAndFilteredFileSlices = filterFileSlices(dataFilters,
partitionFilters).flatMap(
+ { case (partitionOpt, fileSlices) =>
+ fileSlices.map(fs => (partitionOpt, Seq(fs)))
Review Comment:
can we eliminate the seq
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