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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/09/20 02:27:21 UTC

[GitHub] [spark] viirya commented on pull request #29807: [WIP][SPARK-32939][SQL]Avoid re-compute expensive expression

viirya commented on pull request #29807:
URL: https://github.com/apache/spark/pull/29807#issuecomment-695526440


   @dongjoon-hyun Thanks for pinging me. Hmm, this is actually similar to what we are working on SPARK-32943. We should not do it at physical plan level. We plan to tackle this kind of issue at optimizer. 


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