cloud-fan commented on a change in pull request #30412:
URL: https://github.com/apache/spark/pull/30412#discussion_r526640721
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala
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@@ -94,6 +94,10 @@ trait CheckAnalysis extends PredicateHelper {
case p if p.analyzed => // Skip already analyzed sub-plans
+ case leaf: LeafNode if
leaf.output.map(_.dataType).exists(CharVarcharUtils.hasCharVarchar) =>
Review comment:
But it's safer to check all the nodes, I'll update it.
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