dongjoon-hyun commented on a change in pull request #31954:
URL: https://github.com/apache/spark/pull/31954#discussion_r600787480
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala
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@@ -1873,6 +1873,8 @@ object AnsiCast {
case (NullType, _) => true
+ case (_, StringType) => true
Review comment:
@cloud-fan . Usually, we do the explicitly allowed-list approach in case
of types. Is this change okay?
If this PR aims for `complex type` only, why don't we add them explicitly
instead of doing this widely.
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