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Posted to commits@hudi.apache.org by "Y Ethan Guo (Jira)" <ji...@apache.org> on 2025/01/08 02:59:00 UTC

[jira] [Assigned] (HUDI-8413) Default to overwrite merge mode if they don't specify an ordering field

     [ https://issues.apache.org/jira/browse/HUDI-8413?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Y Ethan Guo reassigned HUDI-8413:
---------------------------------

    Assignee: Y Ethan Guo

> Default to overwrite merge mode if they don't specify an ordering field
> -----------------------------------------------------------------------
>
>                 Key: HUDI-8413
>                 URL: https://issues.apache.org/jira/browse/HUDI-8413
>             Project: Apache Hudi
>          Issue Type: Sub-task
>          Components: reader-core, writer-core
>            Reporter: Jonathan Vexler
>            Assignee: Y Ethan Guo
>            Priority: Blocker
>             Fix For: 1.0.1
>
>
> If the user doesn't specify an ordering field, then we should default to overwrite merge mode. The data correctness is not affected when event time merge mode is used. But positional deletes are a lot faster with overwrite. So it is a positive change



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