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https://issues.apache.org/jira/browse/PARQUET-2261?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17760656#comment-17760656
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ASF GitHub Bot commented on PARQUET-2261:
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etseidl commented on PR #197:
URL: https://github.com/apache/parquet-format/pull/197#issuecomment-1700025151
> One more question, approximately how many columns where in each file
@emkornfield "flat 1" has 39 columns, "flat 2" has 8 columns, "nested 1" has
47 leaf columns, and "nested 2" has 24 leaf columns.
As far a performance goes, writing the indexes took 100s of microseconds vs
total write times in the seconds :smile:
> [Format] Add statistics that reflect decoded size to metadata
> -------------------------------------------------------------
>
> Key: PARQUET-2261
> URL: https://issues.apache.org/jira/browse/PARQUET-2261
> Project: Parquet
> Issue Type: Improvement
> Components: parquet-format
> Reporter: Micah Kornfield
> Assignee: Micah Kornfield
> Priority: Major
>
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