HyukjinKwon commented on a change in pull request #27780: [SPARK-31026] [SQL]
[test-hive1.2] Parquet predicate pushdown on columns with dots
URL: https://github.com/apache/spark/pull/27780#discussion_r389331473
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/orc/OrcFiltersBase.scala
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@@ -45,4 +47,11 @@ trait OrcFiltersBase {
case _: AtomicType => true
case _ => false
}
+
+ /**
+ * The key of the dataTypeMap will be quoted if it contains `dots`.
+ */
+ protected[sql] def quotedDataTypeMap(schema: StructType): Map[String,
DataType] = {
Review comment:
nit: `protected[sql]` -> `protected[orc]`
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