presto-spi/src/main/java/io/prestosql/spi/type/ShortDecimalType.java/ShortDecimalType/ShortDecimalType
class ShortDecimalType:    ShortDecimalType(int precision, int scale)
    {
        super(precision, scale, long.class);
        validatePrecisionScale(precision, scale, MAX_SHORT_PRECISION);
    }