cloud-fan commented on code in PR #49287:
URL: https://github.com/apache/spark/pull/49287#discussion_r1897170971
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/NormalizePlan.scala:
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@@ -134,3 +137,30 @@ object NormalizePlan extends PredicateHelper {
case _ => condition // Don't reorder.
}
}
+
+/**
+ * A substitute for the [[LocalRelation]] that has comparable `data` field.
[[LocalRelation]]'s
+ * `data` is incomparable for maps, because [[ArrayBasedMapData]] doesn't
define [[equals]].
+ */
+case class ComparableLocalRelation(
+ override val output: Seq[Attribute],
+ data: Seq[Seq[Expression]],
+ override val isStreaming: Boolean,
+ stream: Option[SparkDataStream])
+ extends LeafNode
Review Comment:
```suggestion
stream: Option[SparkDataStream]) extends LeafNode
```
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