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https://issues.apache.org/jira/browse/HUDI-7863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sagar Sumit updated HUDI-7863:
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    Status: In Progress  (was: Open)

> Ensure full compaction before downgrade for unsupported features
> ----------------------------------------------------------------
>
>                 Key: HUDI-7863
>                 URL: https://issues.apache.org/jira/browse/HUDI-7863
>             Project: Apache Hudi
>          Issue Type: Sub-task
>            Reporter: Sagar Sumit
>            Assignee: Sagar Sumit
>            Priority: Major
>             Fix For: 1.0.0
>
>
> While downgrading from 1.0 to 0.16.0, lets check for log headers for presence 
> of unsupported features (partial updates, deletion vectors), and trigger full 
> compaction. 
> We need a custom compaction strategy as well as part of it. 



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