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https://issues.apache.org/jira/browse/PARQUET-1791?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xinli Shang updated PARQUET-1791:
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Description: During data retention, there is a need to remove unused or
personal columns. Adding a 'prune' command in Parquet-tool to remove columns
and retain all other columns unchanged. The way it works should be like 'merge'
command in Parquet-tools. (was: During data retention, there is a need to
remove unused or personal columns. Adding a 'prune' command in Parquet-tool to
remove the columns and retain all other columns unchanged. The way it works
should be like 'merge' command. )
> Add 'prune' command to parquet-tools
> -------------------------------------
>
> Key: PARQUET-1791
> URL: https://issues.apache.org/jira/browse/PARQUET-1791
> Project: Parquet
> Issue Type: Improvement
> Components: parquet-mr
> Affects Versions: 1.11.0
> Reporter: Xinli Shang
> Assignee: Xinli Shang
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.12.0
>
>
> During data retention, there is a need to remove unused or personal columns.
> Adding a 'prune' command in Parquet-tool to remove columns and retain all
> other columns unchanged. The way it works should be like 'merge' command in
> Parquet-tools.
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