[GitHub] [spark] MaxGekk commented on a change in pull request #30329: [SPARK-33420][SQL] Fix BroadCastJoin failure when keys on join side has cast from DateTyte to String

[GitBox <gi...@apache.org>]

MaxGekk commented on a change in pull request #30329:
URL: https://github.com/apache/spark/pull/30329#discussion_r521438469



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File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala
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@@ -110,6 +110,7 @@ object Cast {
     case (StringType, TimestampType | DateType) => true
     case (TimestampType | DateType, StringType) => true
     case (DateType, TimestampType) => true
+    case (DateType, StringType) => true

Review comment:
       Why the case is not handled by the case above?
   ```scala
   case (TimestampType | DateType, StringType) => true
   ```




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