uncleGen commented on a change in pull request #24283: [SPARK-27355][SS] Make
query execution more sensitive to epoch message late or lost
URL: https://github.com/apache/spark/pull/24283#discussion_r272196012
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
##########
@@ -1453,6 +1453,13 @@ object SQLConf {
val CONTINUOUS_STREAMING_EPOCH_BACKLOG_QUEUE_SIZE =
buildConf("spark.sql.streaming.continuous.epochBacklogQueueSize")
+ .doc("The max number of entries to be stored in queue to wait for late
epochs. " +
+ "If this parameter is exceeded by the size of the queue, stream will
stop with an error.")
+ .intConf
+ .createWithDefault(10)
+
+ val CONTINUOUS_STREAMING_EPOCH_MSG_BACKLOG_QUEUE_SIZE =
+ buildConf("spark.sql.streaming.continuous.epochMessageBacklogQueueSize")
Review comment:
get it
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