1. 

   浪白鲨 New Member

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   比如显示速度加快，第二次打开更快？
   教教我

    

   #1 浪白鲨, May 25, 2006
2. 

   小叶 New Member

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   那这个技术含量大了。
   看看你的字段结构。

    

   #2 小叶, May 25, 2006
3. 

   浪白鲨 New Member

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   表sort //大分类
   sortid,sortname,ordernum
   表csort//小分类
   csortid。csortname，ordernum
   sortid和csortid为主键
   有个问题我不明白了？
   如果我表里字段多
   但是我select时只select sortid,sortname from sort 会有影响吗？

    

   #3 浪白鲨, May 25, 2006
4. 

   小叶 New Member

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   如果只操作一个表，没啥好说的，

    

   #4 小叶, May 25, 2006
5. 

   Dream New Member

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   如果只是生成目录树结构，而且分类不经常变化，可以考虑静态化。

    

   #5 Dream, May 26, 2006

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