Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/19327#discussion_r140928059
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamingSymmetricHashJoinExec.scala
---
@@ -146,7 +146,14 @@ case class StreamingSymmetricHashJoinExec(
stateWatermarkPredicates = JoinStateWatermarkPredicates(), left,
right)
}
- require(joinType == Inner, s"${getClass.getSimpleName} should not take
$joinType as the JoinType")
+ private def throwBadJoinTypeException(): Unit = {
--- End diff --
Unit -> Nothing. See comment below.
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