zhengruifeng commented on code in PR #50470:
URL: https://github.com/apache/spark/pull/50470#discussion_r2026048791
##########
python/pyspark/sql/connect/column.py:
##########
@@ -461,6 +462,18 @@ def outer(self) -> ParentColumn:
return Column(self._expr)
def isin(self, *cols: Any) -> ParentColumn:
+ from pyspark.sql.connect.dataframe import DataFrame
+
+ if len(cols) == 1 and isinstance(cols[0], DataFrame):
+ if isinstance(self._expr, UnresolvedFunction) and self._expr._name
== "struct":
Review Comment:
for the case `col.isin(df)`, when the `col` is a struct column and `df` only
contains a struct column, what will happen?
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