开发守则

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开发守则

一、 页面

1、 子目录下的页面要加前缀。

2、 数据库是宝贵的资源，尽量减少访问数据库，能够在页面层次搞定的就不要访问数据库；非要访问，尽量只用一个数据库连接，一次性全部返回。

3、 访问数据库，尽量使用存储过程

4、 为了加快页面装载速度，有些数据可以考虑用 ajax ，页面装载完毕再加载

二、数据库

1 、存储过程命名要加前缀。格式：前缀 _prd_ ×××

2 、一些访问频繁，更新不多的数据

1 ）量不大，可以静态化，输出成 XML

2 ）量大，可以预先统计好，存放在特定表