[jira] [Work logged] (HIVE-26307) Avoid FS init in FileIO::newInputFile in vectorized Iceberg reads

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-26307?focusedWorklogId=779936&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-779936 ]

ASF GitHub Bot logged work on HIVE-26307:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 09/Jun/22 13:05
            Start Date: 09/Jun/22 13:05
    Worklog Time Spent: 10m 
      Work Description: pvary opened a new pull request, #3354:
URL: https://github.com/apache/hive/pull/3354

   ### What changes were proposed in this pull request?
   Send only the fileName when creating vectorized Iceberg readers
   
   ### Why are the changes needed?
   To improve performance
   
   ### Does this PR introduce _any_ user-facing change?
   No
   
   ### How was this patch tested?
   Unit tests
   




Issue Time Tracking
-------------------

            Worklog Id:     (was: 779936)
    Remaining Estimate: 0h
            Time Spent: 10m

> Avoid FS init in FileIO::newInputFile in vectorized Iceberg reads
> -----------------------------------------------------------------
>
>                 Key: HIVE-26307
>                 URL: https://issues.apache.org/jira/browse/HIVE-26307
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Peter Vary
>            Assignee: Peter Vary
>            Priority: Major
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> With vectorized Iceberg reads we are creating {{HadoopInputFile}} objects just to store the location of the files. If we can avoid this, then we can improve the performance, since the {{path.getFileSystem(conf)}} calls can become costly, especially for S3



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