cloud-fan commented on a change in pull request #29737:
URL: https://github.com/apache/spark/pull/29737#discussion_r490904978
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/orc/OrcUtils.scala
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@@ -142,13 +142,17 @@ object OrcUtils extends Logging {
reader: Reader,
conf: Configuration): Option[(Array[Int], Boolean)] = {
val orcFieldNames = reader.getSchema.getFieldNames.asScala
+ val forcePositionalEvolution =
OrcConf.FORCE_POSITIONAL_EVOLUTION.getBoolean(conf)
Review comment:
I mean, this doesn't look like an ORC-specific thing. Does hive only do
this for ORC tables but not Parquet tables?
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