Github user zsxwing commented on a diff in the pull request: https://github.com/apache/spark/pull/17216#discussion_r106757213 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala --- @@ -256,6 +259,15 @@ class StreamExecution( updateStatusMessage("Initializing sources") // force initialization of the logical plan so that the sources can be created logicalPlan + + // Isolated spark session to run the batches with. + val sparkSessionToRunBatches = sparkSession.cloneSession() + // Adaptive execution can change num shuffle partitions, disallow + sparkSessionToRunBatches.conf.set(SQLConf.ADAPTIVE_EXECUTION_ENABLED.key, "false") + offsetSeqMetadata = OffsetSeqMetadata(batchWatermarkMs = 0, batchTimestampMs = 0, --- End diff -- nit: remove line.
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