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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/12/10 11:49:50 UTC

[GitHub] [spark] Koraseg commented on pull request #30644: [SPARK-33689][SQL] ArrayData specialization

Koraseg commented on pull request #30644:
URL: https://github.com/apache/spark/pull/30644#issuecomment-742472669


   The basic scenario is when one needs a user-defined function to process an array. In such cases, the external row transformation occurs, and the PR aims to eliminate the associated boxing overhead during row deserialization. 
    


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