W www Unregistered / Unconfirmed GUEST, unregistred user! 1999-11-30 #2 order by 字段 order by 字段 DESC 例子: SELECT LastName, Salary FROM Employees ORDER BY Salary DESC, LastName;
order by 字段 order by 字段 DESC 例子: SELECT LastName, Salary FROM Employees ORDER BY Salary DESC, LastName;
F fee Unregistered / Unconfirmed GUEST, unregistred user! 1999-11-30 #3 》www 系统提示： 字段没找到。 可我添加了的，并命名为query1xxxxx。也用了select 语句 ？？？
