Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/7520#discussion_r36500586
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/orc/OrcRelation.scala ---
@@ -253,7 +260,7 @@ private[orc] case class OrcTableScan(
maybeStructOI.map { soi =>
val (fieldRefs, fieldOrdinals) = nonPartitionKeyAttrs.map {
case (attr, ordinal) =>
- soi.getStructFieldRef(attr.name.toLowerCase) -> ordinal
--- End diff --
Here we do lowercasing the column names too. But as I said above,
`StandardStructObjectInspector` will lowercase too when serialising.
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