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Posted to issues@flink.apache.org by "Leonard Xu (Jira)" <ji...@apache.org> on 2025/04/22 12:36:00 UTC

[jira] [Assigned] (FLINK-36793) There is a problem with the block splitter logic of Oracle CDC incremental snapshot, causing the split slice to be too large.

     [ https://issues.apache.org/jira/browse/FLINK-36793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Leonard Xu reassigned FLINK-36793:
----------------------------------

    Assignee: 林健昌

> There is a problem with the block splitter logic of Oracle CDC incremental snapshot, causing the split slice to be too large.
> -----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-36793
>                 URL: https://issues.apache.org/jira/browse/FLINK-36793
>             Project: Flink
>          Issue Type: Improvement
>          Components: Flink CDC
>            Reporter: 林健昌
>            Assignee: 林健昌
>            Priority: Minor
>              Labels: pull-request-available
>   Original Estimate: 12h
>  Remaining Estimate: 12h
>
> When Oracle takes incremental snapshots, there is a problem with the logic of ChunkSplitter to fragment based on rowId, resulting in a very large fragment, which will cause taskmanager memory overflow.



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