sun 官方教学文档 sl275oh 至于和ig有什么不同自己看吧 :) 需要一定英文基础-Official documents sl275oh As for the sun, and ig of teaching what is the difference for yourself:) take some English-based

数据库 工具， 很好用的啊，可以用ig登录-database tools

代码是关于信息增益算法的，但是是基于数据库实现的算法。(The code is about the information gain algorithm, but it is based on the database implementation algorithm.)