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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2022/02/18 18:48:07 UTC

[GitHub] [spark] sigmod edited a comment on pull request #35552: [SPARK-38237][SQL][SS] Introduce a new config to require all cluster keys on Aggregate

sigmod edited a comment on pull request #35552:
URL: https://github.com/apache/spark/pull/35552#issuecomment-1044998353


   > the partial aggregate would be the major cost again same as the example in 
   > https://github.com/apache/spark/pull/35552#issuecomment-1044101219
   
   I suspect partial agg is not main problem in your internal prod setting as per https://github.com/apache/spark/pull/28804#issuecomment-854089520, but the parallelism of final agg is, correct?


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