TLDR
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parquet-tools

 
A tool to show, inspect and manipulate Parquet file. More information: https://github.com/apache/parquet-mr/tree/master/parquet-tools-deprecated.
 
  • Display the content of a Parquet file:
     
    parquet-tools cat {{path/to/parquet}}
     
  • Display the first few lines of a Parquet file:
     
    parquet-tools head {{path/to/parquet}}
     
  • Print the schema of a Parquet file:
     
    parquet-tools schema {{path/to/parquet}}
     
  • Print the metadata of a Parquet file:
     
    parquet-tools meta {{path/to/parquet}}
     
  • Print the content and metadata of a Parquet file:
     
    parquet-tools dump {{path/to/parquet}}
     
  • Concatenate several Parquet files into the target one:
     
    parquet-tools merge {{path/to/parquet1}} {{path/to/parquet2}} {{path/to/target_parquet}}
     
  • Print the count of rows in a Parquet file:
     
    parquet-tools rowcount {{path/to/parquet}}
     
  • Print the column and offset indexes of a Parquet file:
     
    parquet-tools column-index {{path/to/parquet}}

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