tdas commented on a change in pull request #26225: [SPARK-29568][SS] Stop
existing running streams when a new stream is launched
URL: https://github.com/apache/spark/pull/26225#discussion_r344415783
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/streaming/StreamingQueryManager.scala
##########
@@ -353,17 +356,44 @@ class StreamingQueryManager private[sql] (sparkSession:
SparkSession) extends Lo
}
// Make sure no other query with same id is active across all sessions
- val activeOption =
-
Option(sparkSession.sharedState.activeStreamingQueries.putIfAbsent(query.id,
this))
- if (activeOption.isDefined || activeQueries.values.exists(_.id ==
query.id)) {
+ val activeOption =
Option(sparkSession.sharedState.activeStreamingQueries.get(query.id))
+ .orElse(activeQueries.get(query.id))
Review comment:
why do we need to check both? can it be in the shared state and but not in
the local one?
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