Lantao Jin created SPARK-49782:
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Summary: ResolveDataFrameDropColumns rule mistakenly handles
UnresolvedAttribute
Key: SPARK-49782
URL: https://issues.apache.org/jira/browse/SPARK-49782
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 3.5.2
Reporter: Lantao Jin
When the drop list of `DataFrameDropColumns` contains an UnresolvedAttribute.
Current rule mistakenly resolve the column with its grand-children's output
attributes.
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