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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2021/08/05 17:11:31 UTC

[GitHub] [spark] sunchao commented on pull request #32583: [SPARK-35437][SQL] Use expressions to filter Hive partitions at client side

sunchao commented on pull request #32583:
URL: https://github.com/apache/spark/pull/32583#issuecomment-893623832


   > Hive: Time taken: 2.816 seconds, Fetched: 10 row(s)
   > Spark: Time taken: 248 seconds, Fetched: 10 row(s)
   > Patch and verify:
   > Time taken: 19.241 seconds, Fetched 10 row(s)
   
   @cxzl25 I'm a little surprised that Hive is still so much faster than Spark even with the patch. Curious if you have any insight on this.


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