cloud-fan commented on code in PR #58419:
URL: https://github.com/apache/spark/pull/58419#discussion_r4000520388
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sql/core/src/main/scala/org/apache/spark/sql/execution/basicPhysicalOperators.scala:
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@@ -976,11 +977,13 @@ case class UnionExec(children: Seq[SparkPlan]) extends
SparkPlan with CodegenSup
}
}
- override def outputPartitioning: Partitioning = {
- if (!conf.getConf(SQLConf.UNION_OUTPUT_PARTITIONING)) {
- return super.outputPartitioning
- }
-
+ /**
+ * The SPARK-52921 pass-through partitioning, derived from the children.
`isPlainUnion` answers on
Review Comment:
Confirmed: the Scaladoc now describes `rawPartitioning` as the child-derived
candidate and no longer contains the grammatical issue. Resolved.
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