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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/02/17 12:12:46 UTC
[GitHub] [spark] cloud-fan commented on issue #27507: [SPARK-24884][SQL]
Support regexp function regexp_extract_all
cloud-fan commented on issue #27507: [SPARK-24884][SQL] Support regexp function regexp_extract_all
URL: https://github.com/apache/spark/pull/27507#issuecomment-586966345
@kiszk I think one problem is, if we don't implement codegen, the child expression can't be codegened either. Also whole-stage-codegen will be disabled if there are expressions don't support codegen.
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