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)
------解决方案--------------------select top 5 UnitsOnOrder, *  
 from products 
 order by UnitsOnOrder desc
------解决方案----------------------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
------解决方案----------------------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