[jira] [Commented] (FLINK-10567) Lost serialize fields when ttl state store with the mutable serializer

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-10567?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16651971#comment-16651971 ] 

ASF GitHub Bot commented on FLINK-10567:
----------------------------------------

Aitozi opened a new pull request #6860: [FLINK-10567]Fix TtlStateSerializer lost field during duplicate()
URL: https://github.com/apache/flink/pull/6860
 
 
   ## What is the purpose of the change
   
   This PR is to fix the exception caused by the `TtlStateSerializer` lost the fieldSerializer during duplicate. Which can be reproduced by the testCase in this PR.
   
   
   ## Brief change log
   
   - Add the filed in TtlStateSerializer
   
   ## Verifying this change
   
   This change added tests and can be verified as follows:
   
   `StateBackendTestBase#testValueStateWorkWithTtl`
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): (no)
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (no)
     - The serializers: (yes)
     - The runtime per-record code paths (performance sensitive): (no)
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
     - The S3 file system connector: (no)
   

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> Lost serialize fields when ttl state store with the mutable serializer
> ----------------------------------------------------------------------
>
>                 Key: FLINK-10567
>                 URL: https://issues.apache.org/jira/browse/FLINK-10567
>             Project: Flink
>          Issue Type: Bug
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.7.0
>            Reporter: aitozi
>            Assignee: aitozi
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.7.0
>
>
> In TtlStateSerializer, when it is duplicate, it will lost the long field serializer which will lead to exception when createInstance, which can easily be reproduced by the test case



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