Github user tdas commented on a diff in the pull request: https://github.com/apache/spark/pull/20225#discussion_r161098563 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/continuous/ContinuousDataSourceRDDIter.scala --- @@ -52,6 +52,10 @@ class ContinuousDataSourceRDD( } override def compute(split: Partition, context: TaskContext): Iterator[UnsafeRow] = { + if (context.attemptNumber() != 0) { --- End diff -- Add comments on what this is.
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