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Posted to issues@flink.apache.org by "lincoln lee (Jira)" <ji...@apache.org> on 2023/03/23 04:06:00 UTC
[jira] [Resolved] (FLINK-31424) NullPointer when using StatementSet for multiple sinks
[ https://issues.apache.org/jira/browse/FLINK-31424?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
lincoln lee resolved FLINK-31424.
---------------------------------
Resolution: Resolved
> NullPointer when using StatementSet for multiple sinks
> ------------------------------------------------------
>
> Key: FLINK-31424
> URL: https://issues.apache.org/jira/browse/FLINK-31424
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.16.1
> Reporter: jirawech.s
> Assignee: Jane Chan
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.18.0, 1.17.1
>
> Attachments: HelloFlinkWindowJoin.java
>
>
> I got following error when i tried to execute multiple sinks using StatementSet. I am not sure what it is and where to find possible solution.
> Error
> {code:java}
> // code placeholder
> Exception in thread "main" java.lang.NullPointerException
> at org.apache.flink.table.planner.plan.metadata.FlinkRelMdWindowProperties.getJoinWindowProperties(FlinkRelMdWindowProperties.scala:373)
> at org.apache.flink.table.planner.plan.metadata.FlinkRelMdWindowProperties.getWindowProperties(FlinkRelMdWindowProperties.scala:349)
> at GeneratedMetadataHandler_WindowProperties.getWindowProperties_$(Unknown Source)
> at GeneratedMetadataHandler_WindowProperties.getWindowProperties(Unknown Source)
> at org.apache.flink.table.planner.plan.metadata.FlinkRelMetadataQuery.getRelWindowProperties(FlinkRelMetadataQuery.java:261)
> at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.createIntermediateRelTable(StreamCommonSubGraphBasedOptimizer.scala:287)
> at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.optimizeBlock(StreamCommonSubGraphBasedOptimizer.scala:138)
> at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.$anonfun$optimizeBlock$1(StreamCommonSubGraphBasedOptimizer.scala:111)
> at org.apache.flink.table.planner.plan.optimize.StreamCommonSubGraphBasedOptimizer.$anonfun$optimizeBlock$1$adapted(StreamCommonSubGraphBasedOptimizer.scala:109)
> at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:58)
> at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:51)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47){code}
> You can test the code, please see the attachment
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