求一sql语句 谢谢帮忙 急

求一sql语句 多谢帮忙 急！！！
id code name age 
--------------------
1 001 a 11
2 002 b 13
3 001001 c 14
4 001002 d 15
怎么才能通过 id 1 取得code前缀为001的最大的6位code呢？

[解决办法]
select top 6 * from table
where code like '001%' and id = '1'
order by code desc
[解决办法]
select top 6 * from table 
where code like '001%' and id = '1' order by code desc
[解决办法]
select top 6 * from table 
where left(code,3)='001' and id = '1' order by code desc
[解决办法]

SQL code

select * from tb where len(code)=6 and left(code,3)='001' and id=1
[解决办法]
SQL code
select max(code) from tb where len(code)=6 and left(code,3)='001'
[解决办法]
SQL code
select top 1 code from ss where code like (select code+'___' from ss where id=1) order by code desc
[解决办法]
SQL code
select * from tb where len(code)=6 and left(code,3)=（select code from tb where [id]=1）order by code desc