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https://issues.apache.org/jira/browse/PARQUET-1685?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16973152#comment-16973152
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ASF GitHub Bot commented on PARQUET-1685:
-----------------------------------------

gszadovszky commented on pull request #696: PARQUET-1685: Truncate Min/Max for 
Statistics
URL: https://github.com/apache/parquet-mr/pull/696
 
 
   
 
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> Truncate the stored min and max for String statistics to reduce the footer 
> size 
> --------------------------------------------------------------------------------
>
>                 Key: PARQUET-1685
>                 URL: https://issues.apache.org/jira/browse/PARQUET-1685
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-mr
>    Affects Versions: 1.10.1
>            Reporter: Xinli Shang
>            Assignee: Xinli Shang
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.12.0
>
>
> Iceberg has a cool feature that truncates the stored min, max statistics to 
> minimize the metadata size. We can borrow to truncate them in Parquet also to 
> reduce the size of the footer, or even the page header. Here is the code in 
> IceBerg 
> [https://github.com/apache/incubator-iceberg/blob/master/api/src/main/java/org/apache/iceberg/util/UnicodeUtil.java].
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