allisonwang-db commented on a change in pull request #32303:
URL: https://github.com/apache/spark/pull/32303#discussion_r639384170
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala
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@@ -174,13 +174,21 @@ trait CheckAnalysis extends PredicateHelper with
LookupCatalog {
hof.failAnalysis(
s"cannot resolve '${hof.sql}' due to argument data type
mismatch: $message")
}
+ // Check if there are expressions with children containing star
expressions.
+ case e if e.children.exists(_.isInstanceOf[Star]) =>
+ e.failAnalysis(s"Invalid usage of '*' in expression
'${e.prettyName}'")
Review comment:
Good point. The error message is slightly different from
`invalidStarUsageError`(with an extra word 'expression') but it should be fine
to unify them.
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