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遇到的最难的存储过程嵌套游标有关问题

发布时间: 2012-01-16 23:36:51 作者: rapoo

遇到的最难的存储过程嵌套游标问题,高手请进!!!
创建一个存储过程 P3,列出Northwind库中的products表中UnitsOnOrder最高的五种商品的相关信息。(用游标做)

[解决办法]
select top 5 UnitsOnOrder, *
from products
order by UnitsOnOrder desc
[解决办法]
--用top 5,如下

select top 5 UnitsOnOrder, *
from products
order by UnitsOnOrder desc


--或者如下:

set rowcount 5

select UnitsOnOrder, *
from products
order by UnitsOnOrder desc
[解决办法]
--能用一条SQL实现的,为什么要用游标,舍近求远?


--用top 5,如下

select top 5 UnitsOnOrder, *
from products
order by UnitsOnOrder desc


--或者如下:

set rowcount 5

select UnitsOnOrder, *
from products
order by UnitsOnOrder desc

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