presto-ml/src/main/java/io/prestosql/plugin/ml/MLFeaturesFunctions.java/Features6/features
class Features6:        @SqlType(MAP_BIGINT_DOUBLE)
        public Block features(@SqlType(StandardTypes.DOUBLE) double f1, @SqlType(StandardTypes.DOUBLE) double f2, @SqlType(StandardTypes.DOUBLE) double f3, @SqlType(StandardTypes.DOUBLE) double f4, @SqlType(StandardTypes.DOUBLE) double f5, @SqlType(StandardTypes.DOUBLE) double f6)
        {
            return featuresHelper(pageBuilder, f1, f2, f3, f4, f5, f6);
        }