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