Join key expressions do not appear in output

This is closer to the SQL behaviour and was changed by polars in pola-rs/polars#17061.
wence- · Jun 25, 2024 · 68a5d26 · 68a5d26
1 parent 87e605f
commit 68a5d26
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/python/cudf_polars/cudf_polars/dsl/ir.py b/python/cudf_polars/cudf_polars/dsl/ir.py
@@ -594,13 +594,10 @@ def evaluate(self, *, cache: MutableMapping[int, DataFrame]) -> DataFrame:
         if right_policy is None:
             # Semi join
             lg = join_fn(left_on.table, right_on.table, null_equality)
-            left = left.replace_columns(*left_on.columns)
             table = plc.copying.gather(left.table, lg, left_policy)
             result = DataFrame.from_table(table, left.column_names)
         else:
             lg, rg = join_fn(left_on.table, right_on.table, null_equality)
-            left = left.replace_columns(*left_on.columns)
-            right = right.replace_columns(*right_on.columns)
             if coalesce and how == "inner":
                 right = right.discard_columns(right_on.column_names_set)
             left = DataFrame.from_table(