HyukjinKwon commented on code in PR #38586:
URL: https://github.com/apache/spark/pull/38586#discussion_r1018671588
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python/pyspark/sql/connect/column.py:
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@@ -30,8 +30,8 @@
def _bin_op(
name: str, doc: str = "binary function", reverse: bool = False
-) -> Callable[["ColumnRef", Any], "Expression"]:
- def _(self: "ColumnRef", other: Any) -> "Expression":
+) -> Callable[["Column", Any], "Expression"]:
+ def _(self: "Column", other: Any) -> "Expression":
Review Comment:
I think this is a bit unclear. For example, Spark Connect's `Expression`
has binary operators like `pyspark.sql.Column` does. If Spark Connect's
`ColumnRef` indicates a column reference only, it should be something like
`AttributeReference`. cc @cloud-fan
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