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Posted to issues@spark.apache.org by "Eugene Koifman (Jira)" <ji...@apache.org> on 2021/08/04 17:15:00 UTC
[jira] [Created] (SPARK-36416) Add SQL metrics to
AdaptiveSparkPlanExec for BHJs and Skew joins
Eugene Koifman created SPARK-36416:
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Summary: Add SQL metrics to AdaptiveSparkPlanExec for BHJs and Skew joins
Key: SPARK-36416
URL: https://issues.apache.org/jira/browse/SPARK-36416
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.1.2
Reporter: Eugene Koifman
Add {{"num broadcast joins conversions"}} and {{"num skew join conversions"}}
metrics to {{AdaptiveSparkPlanExec}} so that it's easy to get a sense of how much impact AQE had on an a complex query.
It's also useful for systems that collect metrics later analysis of AQE effectiveness in large production deployment.
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