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https://issues.apache.org/jira/browse/HADOOP-19442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ahmar Suhail updated HADOOP-19442:
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    Parent Issue: HADOOP-19559  (was: HADOOP-19363)

> add openFile() option to pass down footer length
> ------------------------------------------------
>
>                 Key: HADOOP-19442
>                 URL: https://issues.apache.org/jira/browse/HADOOP-19442
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs, fs/s3
>    Affects Versions: 3.4.2
>            Reporter: Steve Loughran
>            Priority: Minor
>
> Add option, "fs.option.openfile.footer.length" to declare length of the 
> footer in parquet/orc files.
> This will tell prefetch/cache code how much to prefetch and keep.



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