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https://issues.apache.org/jira/browse/PARQUET-1685?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16962596#comment-16962596
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ASF GitHub Bot commented on PARQUET-1685:
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shangxinli commented on pull request #696: PARQUET-1685: Truncate Min/Max for
Statistics
URL: https://github.com/apache/parquet-mr/pull/696
Make sure you have checked _all_ steps below.
### Jira
PARQUET-1685: Truncate Min/Max for Statistics
### Tests
Added unit test
Write a Spark application test and it passed
### Commits
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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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