LuciferYang commented on code in PR #42168:
URL: https://github.com/apache/spark/pull/42168#discussion_r1318324551
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/orc/OrcPartitionReaderFactory.scala:
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@@ -163,13 +166,17 @@ case class OrcPartitionReaderFactory(
private def createORCReader(filePath: Path, conf: Configuration): Reader = {
Review Comment:
How about letting the existing createORCReader method return a (Reader,
OrcTail)? Or can we rebuild a usable OrcTail from Reader? For example, new
OrcTail(reader.getFileTail, reader.getSerializedFileFooter)?
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