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Posted to issues@spark.apache.org by "Jungtaek Lim (Jira)" <ji...@apache.org> on 2022/11/25 07:02:00 UTC
[jira] [Created] (SPARK-41261) applyInPandasWithState can produce incorrect key value in user function for timed out state
Jungtaek Lim created SPARK-41261:
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Summary: applyInPandasWithState can produce incorrect key value in user function for timed out state
Key: SPARK-41261
URL: https://issues.apache.org/jira/browse/SPARK-41261
Project: Spark
Issue Type: Bug
Components: Structured Streaming
Affects Versions: 3.4.0
Reporter: Jungtaek Lim
We observed the issue that user function retrieves incorrect key in user function for timed out state. After RCA we figured out this could happen when the columns of grouping keys are not placed sequentially at earliest place.
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