ACCESS 2000/2003 数据库的代码是:Microsoft.Jet.OLEDB.4.0;Data Source=""
ACCESS 2007 的代码是:Provider=Microsoft.ACE.OLEDB.12.0;Data
Source="";Persist Security Info=False
参考:http://www.cnblogs.com/spoony/archive/2008/04/02/1135103.html
http://www.connectionstrings.com/access-2007