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Posted to issues@flink.apache.org by "Leonard Xu (Jira)" <ji...@apache.org> on 2025/04/03 07:25:00 UTC

[jira] [Resolved] (FLINK-37577) Wait compaction only when table set deletion-vectors.enabled to true in PaimonWriter

     [ https://issues.apache.org/jira/browse/FLINK-37577?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Leonard Xu resolved FLINK-37577.
--------------------------------
    Resolution: Resolved

Resolved via master: 344779856a9c37e2fbdb018c5cb1d85597a3d240

> Wait compaction only when table set deletion-vectors.enabled to true in PaimonWriter
> ------------------------------------------------------------------------------------
>
>                 Key: FLINK-37577
>                 URL: https://issues.apache.org/jira/browse/FLINK-37577
>             Project: Flink
>          Issue Type: Improvement
>          Components: Flink CDC
>    Affects Versions: cdc-3.3.0
>            Reporter: Yanquan Lv
>            Assignee: Yanquan Lv
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: cdc-3.4.0
>
>
> In https://issues.apache.org/jira/browse/FLINK-36790 , we enforce waitCompaction in PaimonWriter to avoid DeletionVectorsMaintainer CME problem, however, this will lead to a long checkpoint time even if Paimon table don't enable deletion-vector.
> The end-to-end checkpoint cost time can be seen in here.
> https://issues.apache.org/jira/browse/FLINK-37539?jql=project%20%3D%20FLINK%20AND%20component%20%3D%20%22Flink%20CDC%22



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