cloud-fan commented on code in PR #53450:
URL: https://github.com/apache/spark/pull/53450#discussion_r2612801381


##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/V2TableReference.scala:
##########
@@ -120,7 +121,10 @@ private[sql] object V2TableReferenceUtils extends 
SQLConfHelper {
       ctx: TemporaryViewContext): Unit = {
     val tableName = ref.identifier.toQualifiedNameParts(ref.catalog)
 
-    val dataErrors = V2TableUtil.validateCapturedColumns(table, 
ref.info.columns)
+    val dataErrors = V2TableUtil.validateCapturedColumns(
+      table,
+      ref.info.columns,
+      mode = ALLOW_NEW_TOP_LEVEL_FIELDS)

Review Comment:
   ideally we should allow both new columns and fields. But the implementation 
is non-trivial as we need to rewrite the struct instead of a simple project 
list.



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