presto-main/src/main/java/io/prestosql/type/BigintOperators.java/BigintOperators/lessThan
class BigintOperators:    @ScalarOperator(LESS_THAN)
    @SqlType(StandardTypes.BOOLEAN)
    public static boolean lessThan(@SqlType(StandardTypes.BIGINT) long left, @SqlType(StandardTypes.BIGINT) long right)
    {
        return left < right;
    }