生成数字+英文字母大小写彩虹字符集（6位），共有62^6种可能

--生成数字+英文字母大小写彩虹字符集（6位），共有62^6种可能with cte as (  select number as ascii_no,CHAR(number) as ascii_char  from master..spt_values   where        number between 48 and 57--0-9 ascii      or number between 97 and 122--a-z ascii      or number between 65 and 90--A-Z ascii) --生成0-9，a(A)-z(Z)字符集合select 彩虹字符,HASHBYTES('md5',彩虹字符) as MD5加密from  (    select     top 1000000 a.ascii_char+b.ascii_char+c.ascii_char+d.ascii_char+e.ascii_char+f.ascii_char as 彩虹字符--100万行    from cte as a    cross join cte as b    cross join cte as c    cross join cte as d    cross join cte as e    cross join cte as f  ) as c_table

原标题：生成数字+英文字母大小写彩虹字符集（6位），共有62^6种可能

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