Parquet is a columnar storage format that supports nested data. This provides the java implementation.
'org.apache.parquet:parquet-generator:1.8.1'
<dependency>
<groupId>org.apache.parquet</groupId>
<artifactId>parquet-generator</artifactId>
<version>1.8.1</version>
</dependency>
<dependency org="org.apache.parquet" name="parquet-generator" rev="1.8.1"/>
"org.apache.parquet", "parquet-generator", "1.8.1"