panbingkun commented on code in PR #37941:
URL: https://github.com/apache/spark/pull/37941#discussion_r975273588
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala:
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@@ -830,6 +831,21 @@ object PushProjectionThroughUnion extends
Rule[LogicalPlan] {
}
}
+/**
+ * Pushes Project operator to Limit operator.
+ */
+object PushProjectionThroughLimit extends Rule[LogicalPlan] {
Review Comment:
Let me think it over.
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