Parquet is a columnar storage format that supports nested data. This provides the java implementation.
'com.twitter:parquet-benchmarks:1.6.0'
<dependency>
<groupId>com.twitter</groupId>
<artifactId>parquet-benchmarks</artifactId>
<version>1.6.0</version>
</dependency>
<dependency org="com.twitter" name="parquet-benchmarks" rev="1.6.0"/>
"com.twitter", "parquet-benchmarks", "1.6.0"