Github user xuanyuanking commented on a diff in the pull request:
https://github.com/apache/spark/pull/21560#discussion_r195420149
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala
---
@@ -36,6 +37,17 @@ object DataSourceV2Strategy extends Strategy {
case WriteToContinuousDataSource(writer, query) =>
WriteToContinuousDataSourceExec(writer, planLater(query)) :: Nil
+ case Repartition(1, false, child) =>
+ val isContinuous = child.collectFirst {
+ case StreamingDataSourceV2Relation(_, _, _, r: ContinuousReader)
=> r
+ }.isDefined
--- End diff --
The judgement of whether the plan is continuous or not can be a sperated
method and other place can use it?
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