amandeep-sharma commented on a change in pull request #31545:
URL: https://github.com/apache/spark/pull/31545#discussion_r584706117
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File path:
sql/core/src/main/scala/org/apache/spark/sql/DataFrameNaFunctions.scala
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@@ -395,9 +395,9 @@ final class DataFrameNaFunctions private[sql](df:
DataFrame) {
private def fillMap(values: Seq[(String, Any)]): DataFrame = {
// Error handling
- values.foreach { case (colName, replaceValue) =>
+ val resolved = values.map { case (colName, replaceValue) =>
// Check column name exists
- df.resolve(colName)
+ val resolvedColumn = df.resolve(colName)
Review comment:
Incorporated the suggested changes. Please review.
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