viirya commented on a change in pull request #31034:
URL: https://github.com/apache/spark/pull/31034#discussion_r556312488
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/package.scala
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@@ -136,6 +136,8 @@ package object util extends Logging {
PrettyAttribute(usePrettyExpression(e.child) + "." + e.field.name,
e.dataType)
case r: RuntimeReplaceable =>
PrettyAttribute(r.mkString(r.exprsReplaced.map(toPrettySQL)), r.dataType)
+ case c: CastBase if
!c.getTagValue(Cast.USER_SPECIFIED_CAST).getOrElse(false) =>
+ PrettyAttribute(usePrettyExpression(c.child).sql, c.dataType)
Review comment:
So the purpose is to strip Cast only from `toPrettySQL`? Only for
changing column name but the actual Cast expression still works?
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