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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/02/03 20:00:07 UTC

[GitHub] peter-toth opened a new pull request #23731: [SPARK-26572][SQL] fix aggregate codegen result evaluation

peter-toth opened a new pull request #23731: [SPARK-26572][SQL] fix aggregate codegen result evaluation
URL: https://github.com/apache/spark/pull/23731
 
 
   ## What changes were proposed in this pull request?
   
   This PR is correctness fix in `HashAggregateExec` code generation. It forces evaluation of result expressions before calling consume to avoid multiple executions.
   
   ## How was this patch tested?
   
   New UT was added.
   

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