Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/16693#discussion_r97705570 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/streaming/DataStreamWriter.scala --- @@ -221,6 +222,11 @@ final class DataStreamWriter[T] private[sql](ds: Dataset[T]) { * @since 2.0.0 */ def start(): StreamingQuery = { + if (source.toLowerCase == DDLUtils.HIVE_PROVIDER) { + throw new AnalysisException("Hive data source can only be used with tables, you can not " + + "read files of Hive data source directly.") --- End diff -- This is not to read but write the results to Hive tables, right?
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