Github user chenghao-intel commented on a diff in the pull request:
https://github.com/apache/spark/pull/7520#discussion_r36499342
--- 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 --
From the unit test, seems this is the only place we need to update.
However in Hive, all of the schema is case insensitive.
e.g.
```
create table a(AAA int, bb string);
desc a;
outputs:
aaa int
bb string
```
So I think we need to change this, is that correct?
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