cxzl25 commented on code in PR #8668:
URL: https://github.com/apache/hudi/pull/8668#discussion_r1249235832
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hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/HoodieMergeOnReadRDD.scala:
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@@ -116,7 +125,33 @@ class HoodieMergeOnReadRDD(@transient sc: SparkContext,
Option(TaskContext.get()).foreach(_.addTaskCompletionListener[Unit](_ =>
iter.asInstanceOf[Closeable].close()))
}
- iter
+ val commitTimeMetadataFieldIdx =
requiredSchema.structTypeSchema.fieldNames.indexOf(HoodieRecord.COMMIT_TIME_METADATA_FIELD)
+ val needsFiltering = commitTimeMetadataFieldIdx >= 0 &&
!StringUtils.isNullOrEmpty(startTimestamp) &&
!StringUtils.isNullOrEmpty(endTimestamp)
+ if (needsFiltering) {
Review Comment:
I also tried to add a filter to the `buildScan` method of
`HoodieBaseRelation` at the beginning, but there was a problem that the class
was `not serializable`, so I moved to the `HoodieMergeOnReadRDD` class.
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