amaliujia commented on code in PR #38393:
URL: https://github.com/apache/spark/pull/38393#discussion_r1009005272
##########
python/pyspark/sql/connect/plan.py:
##########
@@ -575,7 +575,14 @@ def plan(self, session: Optional["RemoteSparkSession"]) ->
proto.Relation:
rel = proto.Relation()
rel.join.left.CopyFrom(self.left.plan(session))
rel.join.right.CopyFrom(self.right.plan(session))
- rel.join.join_condition.CopyFrom(self.to_attr_or_expression(self.on,
session))
+ if self.on is not None:
+ if not isinstance(self.on, list):
+ if isinstance(self.on, str):
Review Comment:
If you check existing PySpark implementation, yes, this is what I learn from
there to support such multiple types.
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