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https://issues.apache.org/jira/browse/PARQUET-2075?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17651838#comment-17651838
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ASF GitHub Bot commented on PARQUET-2075:
-----------------------------------------

shangxinli commented on PR #1014:
URL: https://github.com/apache/parquet-mr/pull/1014#issuecomment-1364592919

   I just left some comments initially. I will spend more time on it. 
   
   @ggershinsky If you have time, can you have a look too? 




> Unified Rewriter Tool  
> -----------------------
>
>                 Key: PARQUET-2075
>                 URL: https://issues.apache.org/jira/browse/PARQUET-2075
>             Project: Parquet
>          Issue Type: New Feature
>            Reporter: Xinli Shang
>            Assignee: Gang Wu
>            Priority: Major
>
> During the discussion of PARQUET-2071, we came up with the idea of a 
> universal tool to translate the existing file to a different state while 
> skipping some level steps like encoding/decoding, to gain speed. For example, 
> only decompress pages and then compress directly. For PARQUET-2071, we only 
> decrypt and then encrypt directly. This will be useful for the existing data 
> to onboard Parquet features like column encryption, zstd etc. 
> We already have tools like trans-compression, column pruning etc. We will 
> consolidate all these tools with this universal tool. 



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