Github user dongjoon-hyun commented on a diff in the pull request: https://github.com/apache/spark/pull/19124#discussion_r137178908 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala --- @@ -848,4 +851,19 @@ object DDLUtils { } } } + + private[sql] def checkFieldNames(table: CatalogTable): Unit = { + val serde = table.storage.serde + if (serde == HiveSerDe.sourceToSerDe("orc").get.serde) { + OrcFileFormat.checkFieldNames(table.dataSchema) + } else if (serde == HiveSerDe.sourceToSerDe("parquet").get.serde) { --- End diff -- AFAIK, it's only `org.apache.hadoop.hive.ql.io.orc.OrcSerde`. I checked again whether Apache ORC 1.4.0 have some renamed one under `hive-storage` API or not. But, it doesn't have it. For parquet, I'll handle that too.
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