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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-20714) Fix match error when watermark is set with timeout = no timeout / processing timeout
Date Thu, 11 May 2017 22:26:04 GMT

    [ https://issues.apache.org/jira/browse/SPARK-20714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16007306#comment-16007306
] 

Apache Spark commented on SPARK-20714:
--------------------------------------

User 'tdas' has created a pull request for this issue:
https://github.com/apache/spark/pull/17954

> Fix match error when watermark is set with timeout = no timeout / processing timeout
> ------------------------------------------------------------------------------------
>
>                 Key: SPARK-20714
>                 URL: https://issues.apache.org/jira/browse/SPARK-20714
>             Project: Spark
>          Issue Type: Sub-task
>          Components: Structured Streaming
>    Affects Versions: 2.2.0
>            Reporter: Tathagata Das
>            Assignee: Tathagata Das
>             Fix For: 2.2.0
>
>
> When watermark is set, and timeout conf is NoTimeout or ProcessingTimeTimeout (both do
not need the watermark), the query fails at runtime with the following exception.
> {code}
> MatchException: Some(org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificPredicate@1a9b798e)
(of class scala.Some)
>     org.apache.spark.sql.execution.streaming.FlatMapGroupsWithStateExec$$anonfun$doExecute$1.apply(FlatMapGroupsWithStateExec.scala:120)
>     org.apache.spark.sql.execution.streaming.FlatMapGroupsWithStateExec$$anonfun$doExecute$1.apply(FlatMapGroupsWithStateExec.scala:116)
>     org.apache.spark.sql.execution.streaming.state.package$StateStoreOps$$anonfun$1.apply(package.scala:70)
>     org.apache.spark.sql.execution.streaming.state.package$StateStoreOps$$anonfun$1.apply(package.scala:65)
>     org.apache.spark.sql.execution.streaming.state.StateStoreRDD.compute(StateStoreRDD.scala:64)
> {code}



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