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Posted to dev@kafka.apache.org by "Justine Olshan (Jira)" <ji...@apache.org> on 2021/01/20 22:57:00 UTC

[jira] [Resolved] (KAFKA-10869) Gate topic IDs behind IBP 2.8

     [ https://issues.apache.org/jira/browse/KAFKA-10869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Justine Olshan resolved KAFKA-10869.
------------------------------------
    Resolution: Fixed

> Gate topic IDs behind IBP 2.8
> -----------------------------
>
>                 Key: KAFKA-10869
>                 URL: https://issues.apache.org/jira/browse/KAFKA-10869
>             Project: Kafka
>          Issue Type: Sub-task
>    Affects Versions: 2.8.0
>            Reporter: Justine Olshan
>            Assignee: Justine Olshan
>            Priority: Blocker
>
> We want to do this so we don't lose topic IDs upon downgrades. If we downgrade and write to topic node in ZK, the topic ID will be lost. If the broker is upgraded again later, the topic IDs may not match.



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