WEB.config

<appSettings>
    <add key="OleDbConnectionString" value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source="/>
    <!--请根据您的数据库路径修改以下这句-->
    <add key="AccessDbPath" value="DataBase/OA.mdb" />
 </appSettings>
.....

 

页面调用

string DataPath = HttpContext.Current.Server.MapPath("~/" + ConfigurationSettings.AppSettings["AccessDbPath"]);
string strConnection =ConfigurationSettings.AppSettings["OleDbConnectionString"] + DataPath ;

OleDbConnection Conn = new OleDbConnection(strConnection);
Conn.Open();