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Posted to dev@parquet.apache.org by "Kengo Seki (Jira)" <ji...@apache.org> on 2023/07/29 14:26:00 UTC

[jira] [Created] (PARQUET-2329) Fix wrong help messages of parquet-cli subcommands

Kengo Seki created PARQUET-2329:
-----------------------------------

             Summary: Fix wrong help messages of parquet-cli subcommands
                 Key: PARQUET-2329
                 URL: https://issues.apache.org/jira/browse/PARQUET-2329
             Project: Parquet
          Issue Type: Bug
          Components: parquet-cli
            Reporter: Kengo Seki
            Assignee: Kengo Seki


There are some minor mistakes in the help messages of parquet-cli, as follows:

{code}
$ java -cp 'target/parquet-cli-1.14.0-SNAPSHOT.jar:target/dependency/*' org.apache.parquet.cli.Main help rewrite

...

    --prune-columns
	<columns to be replaced with masked value>
{code}

It is the description about the {{\-\-mask-columns}} option, not for {{\-\-prune-columns}}.

{code}
$ java -cp 'target/parquet-cli-1.14.0-SNAPSHOT.jar:target/dependency/*' org.apache.parquet.cli.Main help convert-csv

...

  Examples:

    # Create a Parquet file from a CSV file
    parquet convert-csv sample.csv sample.parquet --schema schema.avsc

    # Create a Parquet file in HDFS from local CSV
    parquet convert-csv path/to/sample.csv hdfs:/user/me/sample.parquet --schema schema.avsc

    # Create an Avro file from CSV data in S3
    parquet convert-csv s3:/data/path/sample.csv sample.avro --format avro --schema s3:/schemas/schema.avsc
{code}

Output paths in these examples should be specified using the {{-o}}/{{\-\-output}} option. In addition, that subcommand doesn't have the {{\-\-format}} option.



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