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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