stefankandic commented on code in PR #50053:
URL: https://github.com/apache/spark/pull/50053#discussion_r1971895942
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveDDLCommandStringTypes.scala:
##########
@@ -121,6 +124,29 @@ object ResolveDDLCommandStringTypes extends
Rule[LogicalPlan] {
newType => Literal(value, replaceDefaultStringType(dt, newType))
}
+ /**
+ * Casts [[DefaultStringProducingExpression]] in the plan to the `newType`.
+ */
+ private def castDefaultStringExpressions(plan: LogicalPlan, newType:
StringType): LogicalPlan = {
+ if (newType == StringType) return plan
+
+ plan.mapChildren { operator =>
+ operator.mapExpressions { expression =>
+ expression.mapChildren {
Review Comment:
Yeah, you are right, sorry I missed this. Changed the behavior to visit
recursively and added new test to verify this behavior.
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