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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2022/03/14 23:40:00 UTC
[jira] [Assigned] (SPARK-38549) SessionWindowStateStoreRestoreExec should provide numRowsDroppedByWatermark metric
[ https://issues.apache.org/jira/browse/SPARK-38549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-38549:
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Assignee: (was: Apache Spark)
> SessionWindowStateStoreRestoreExec should provide numRowsDroppedByWatermark metric
> ----------------------------------------------------------------------------------
>
> Key: SPARK-38549
> URL: https://issues.apache.org/jira/browse/SPARK-38549
> Project: Spark
> Issue Type: Improvement
> Components: Structured Streaming
> Affects Versions: 3.3.0
> Reporter: L. C. Hsieh
> Priority: Major
>
> SessionWindowStateStoreRestoreExec filters out outdated inputs by watermark but it doesn't provide numRowsDroppedByWatermark. It makes users confused about stream query result.
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