Xinli Shang created PARQUET-1791:
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Summary: 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
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 the columns and retain all
other columns unchanged. The way it works should be like 'merge' command.
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