presto-main/src/main/java/io/prestosql/type/VarbinaryOperators.java/VarbinaryOperators/lessThanOrEqual
class VarbinaryOperators:    @ScalarOperator(LESS_THAN_OR_EQUAL)
    @SqlType(StandardTypes.BOOLEAN)
    public static boolean lessThanOrEqual(@SqlType(StandardTypes.VARBINARY) Slice left, @SqlType(StandardTypes.VARBINARY) Slice right)
    {
        return left.compareTo(right) <= 0;
    }