duckdb-parquet-tools
Apache Parquet format tools for DuckDB.
Hacking duckdb-parquet-tools
Install
- JDK 17 or later, https://openjdk.java.net
- Apache Maven 3.6.3 or later, https://maven.apache.org
To build
$ mvn package
$ export PATH=$PATH:`pwd`/target/appassembler/bin
$ duckdb-parquet-tools --help
USAGE
duckdb-parquet-tools [-hV] [COMMAND]
OPTIONS
-h, --help Show this help message and exit.
-V, --version Print version information and exit.
convert Convert input Parquet file to DuckDB as Parquet file. create Create DuckDB table and write as Parquet file. dbml Describe Parquet file as loaded by DuckDB in DBML format. describe Describe Parquet file columns as loaded by DuckDB. head Write the first n records from a Parquet file in JSON format. meta Query the metadata of a Parquet file as loaded by DuckDB. ratios Show data compression ratios from a Parquet file as loaded by DuckDB. schema Query the internal schema of a Parquet file as loaded by DuckDB. help Display help information about the specified command. generate-completion Generate bash/zsh completion script for duckdb-parquet-tools.
### Installing duckdb-parquet-tools via Homebrew
`duckdb-parquet-tools` is available in Homebrew via the `homebrew-parquet-tools` tap, https://github.com/heuermh/homebrew-parquet-tools
$ brew tap heuermh/parquet-tools $ brew install duckdb-parquet-tools