presto-hive/src/main/java/io/prestosql/plugin/hive/HiveBucketFunction.java/HiveBucketFunction/getBucket
class HiveBucketFunction:    @Override
    public int getBucket(Page page, int position)
    {
        return HiveBucketing.getHiveBucket(bucketingVersion, bucketCount, typeInfos, page, position);
    }