Github user budde commented on a diff in the pull request:
https://github.com/apache/spark/pull/16944#discussion_r102850496
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala ---
@@ -296,6 +296,25 @@ object SQLConf {
.longConf
.createWithDefault(250 * 1024 * 1024)
+ object HiveCaseSensitiveInferenceMode extends Enumeration {
+ type HiveCaseSensitiveInferenceMode = Value
+ val INFER_AND_SAVE, INFER_ONLY, NEVER_INFER = Value
+ }
+
+ // Although Spark SQL itself is not case-sensitive, some of the
underlying data storage formats
+ // it supports such as Parquet are. Spark must use the correct schema
when querying against data
+ // files containing case-sensitive names or field values will not be
resolved properly.
--- End diff --
Gotcha. Will fix.
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