srielau commented on code in PR #36896:
URL: https://github.com/apache/spark/pull/36896#discussion_r900499746
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala:
##########
@@ -91,6 +91,27 @@ trait CheckAnalysis extends PredicateHelper with
LookupCatalog {
}
}
+ private def isMapWithStringKey(e: Expression): Boolean = if (e.resolved) {
+ e.dataType match {
+ case m: MapType => m.keyType.isInstanceOf[StringType]
+ case _ => false
+ }
+ } else {
+ false
+ }
+
+ private def failUnresolvedAttribute(
+ operator: LogicalPlan,
+ a: Attribute,
+ errorClass: String): Nothing = {
+ val unresolvedAttribute = a.sql
+ val candidates = operator.inputSet.toSeq.map(_.qualifiedName)
+ val orderedCandidates =
StringUtils.orderStringsBySimilarity(unresolvedAttribute, candidates)
+ a.failAnalysis(
+ errorClass = errorClass,
+ messageParameters = Array(unresolvedAttribute,
orderedCandidates.mkString(", ")))
Review Comment:
Both candidates and unresolvedAttribute should be wrapped with toSQLId
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