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https://issues.apache.org/jira/browse/HUDI-8413?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Y Ethan Guo updated HUDI-8413:
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Status: Patch Available (was: In Progress)
> 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
> Labels: pull-request-available
> Fix For: 1.0.1
>
> Original Estimate: 2h
> Remaining Estimate: 2h
>
> 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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