Github user viirya commented on the issue:
https://github.com/apache/spark/pull/17770
@hvanhovell @rxin Thanks for comment.
Ok. Based on your suggestion, looks like we have two options:
1. Create a logical plan node and override the transformUp/transformDown
2. Override the transformUp/transformDown in`LogicalPlan` and skip resolved
plan
May I ask which one is preferred?
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