presto-benchmark/src/main/java/io/prestosql/benchmark/HashAggregationBenchmark.java/HashAggregationBenchmark/main
class HashAggregationBenchmark:    public static void main(String[] args)
    {
        new HashAggregationBenchmark(createLocalQueryRunner()).runBenchmark(new SimpleLineBenchmarkResultWriter(System.out));
    }